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2014-04-14bnx2: Don't build unused suspend/resume functions not enabledDaniel J Blueman1-1/+1
When CONFIG_PM_SLEEP isn't enabled, bnx2_suspend/resume are unused; don't build them when they aren't used. Signed-off-by: Daniel J Blueman <daniel@quora.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-13Revert "net: mvneta: fix usage as a module on RGMII configurations"Thomas Petazzoni1-8/+33
This reverts commit e3a8786c10e75903f1269474e21fe8cb49c3a670. While this commit allows to use the mvneta driver as a module on some configurations, it breaks other configurations even if mvneta is used built-in. This breakage is due to the fact that on some RGMII platforms, the PCS bit has to be set, and on some other platforms, it has to be cleared. At the moment, we lack informations to know exactly the significance of this bit (the datasheet only says "enables PCS"), and so we can't produce a patch that will work on all platforms at this point. And since this change is breaking the network completely for many users, it's much better to revert it for now. We'll come back later with a proper fix that takes into account all platforms. Basically: * Armada XP GP is configured as RGMII-ID, and needs the PCS bit to be set. * Armada 370 Mirabox is configured as RGMII-ID, and needs the PCS bit to be cleared. And at the moment, we don't know how to make the distinction between those two cases. One hint is that the Armada XP GP appears in fact to be using a QSGMII connection with the PHY (Quad-SGMII), but configuring it as SGMII doesn't work, while RGMII-ID works. This needs more investigation, but in the mean time, let's unbreak the network for all those users. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Reported-by: Arnaud Ebalard <arno@natisbad.org> Reported-by: Alexander Reuter <Alexander.Reuter@gmx.net> Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=73401 Cc: stable@vger.kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-13net/mlx4_core: Preserve pci_dev_data after __mlx4_remove_one()Wei Yang2-77/+96
pci_match_id() just match the static pci_device_id, which may return NULL if someone binds the driver to a device manually using /sys/bus/pci/drivers/.../new_id. This patch wrap up a helper function __mlx4_remove_one() which does the tear down function but preserve the drv_data. Functions like mlx4_pci_err_detected() and mlx4_restart_one() will call this one with out releasing drvdata. Fixes: 97a5221 "net/mlx4_core: pass pci_device_id.driver_data to __mlx4_init_one during reset". CC: Bjorn Helgaas <bhelgaas@google.com> CC: Amir Vadai <amirv@mellanox.com> CC: Jack Morgenstein <jackm@dev.mellanox.co.il> CC: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com> Acked-by: Jack Morgenstein <jackm@dev.mellanox.co.il> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-12Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds37-296/+279
Pull yet more networking updates from David Miller: 1) Various fixes to the new Redpine Signals wireless driver, from Fariya Fatima. 2) L2TP PPP connect code takes PMTU from the wrong socket, fix from Dmitry Petukhov. 3) UFO and TSO packets differ in whether they include the protocol header in gso_size, account for that in skb_gso_transport_seglen(). From Florian Westphal. 4) If VLAN untagging fails, we double free the SKB in the bridging output path. From Toshiaki Makita. 5) Several call sites of sk->sk_data_ready() were referencing an SKB just added to the socket receive queue in order to calculate the second argument via skb->len. This is dangerous because the moment the skb is added to the receive queue it can be consumed in another context and freed up. It turns out also that none of the sk->sk_data_ready() implementations even care about this second argument. So just kill it off and thus fix all these use-after-free bugs as a side effect. 6) Fix inverted test in tcp_v6_send_response(), from Lorenzo Colitti. 7) pktgen needs to do locking properly for LLTX devices, from Daniel Borkmann. 8) xen-netfront driver initializes TX array entries in RX loop :-) From Vincenzo Maffione. 9) After refactoring, some tunnel drivers allow a tunnel to be configured on top itself. Fix from Nicolas Dichtel. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (46 commits) vti: don't allow to add the same tunnel twice gre: don't allow to add the same tunnel twice drivers: net: xen-netfront: fix array initialization bug pktgen: be friendly to LLTX devices r8152: check RTL8152_UNPLUG net: sun4i-emac: add promiscuous support net/apne: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO net: ipv6: Fix oif in TCP SYN+ACK route lookup. drivers: net: cpsw: enable interrupts after napi enable and clearing previous interrupts drivers: net: cpsw: discard all packets received when interface is down net: Fix use after free by removing length arg from sk_data_ready callbacks. Drivers: net: hyperv: Address UDP checksum issues Drivers: net: hyperv: Negotiate suitable ndis version for offload support Drivers: net: hyperv: Allocate memory for all possible per-pecket information bridge: Fix double free and memory leak around br_allowed_ingress bonding: Remove debug_fs files when module init fails i40evf: program RSS LUT correctly i40evf: remove open-coded skb_cow_head ixgb: remove open-coded skb_cow_head igbvf: remove open-coded skb_cow_head ...
2014-04-12Merge tag 'ntb-3.15' of git://github.com/jonmason/ntbLinus Torvalds1-7/+20
Pull PCIe non-transparent bridge fixes and features from Jon Mason: "NTB driver bug fixes to address issues in list traversal, skb leak in ntb_netdev, a typo, and a leak of msix entries in the error path. Clean ups of the event handling logic, as well as a overall style cleanup. Finally, the driver was converted to use the new pci_enable_msix_range logic (and the refactoring to go along with it)" * tag 'ntb-3.15' of git://github.com/jonmason/ntb: ntb: Use pci_enable_msix_range() instead of pci_enable_msix() ntb: Split ntb_setup_msix() into separate BWD/SNB routines ntb: Use pci_msix_vec_count() to obtain number of MSI-Xs NTB: Code Style Clean-up NTB: client event cleanup ntb: Fix leakage of ntb_device::msix_entries[] array NTB: Fix typo in setting one translation register ntb_netdev: Fix skb free issue in open ntb_netdev: Fix list_for_each_entry exit issue
2014-04-12drivers: net: xen-netfront: fix array initialization bugVincenzo Maffione1-1/+1
This patch fixes the initialization of an array used in the TX datapath that was mistakenly initialized together with the RX datapath arrays. An out of range array access could happen when RX and TX rings had different sizes. Signed-off-by: Vincenzo Maffione <v.maffione@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-12Merge branch 'master' of ↵David S. Miller14-203/+91
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net Jeff Kirsher says: ==================== Intel Wired LAN Driver Updates This series contains updates to e1000, e1000e, igb, igbvf, ixgb, ixgbe, ixgbevf and i40evf. Mark fixes an issue with ixgbe and ixgbevf by adding a bit to indicate when workqueues have been initialized. This permits the register read error handling from attempting to use them prior to that, which also generates warnings. Checking for a detected removal after initializing the work queues allows the probe function to return an error without getting the workqueue involved. Further, if the error_detected callback is entered before the workqueues are initialized, exit without recovery since the device initialization was so truncated. Francois Romieu provides several patches to all the drivers to remove the open coded skb_cow_head. Jakub Kicinski provides a fix for igb where last_rx_timestamp should be updated only when Rx time stamp is read. Mitch provides a fix for i40evf where a recent change broke the RSS LUT programming causing it to be programmed with all 0's. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-12r8152: check RTL8152_UNPLUGhayeswang1-0/+48
When the device is unplugged, the driver would try to disable the device. Add checking the flag of RTL8152_UNPLUG to skip setting the device when it is unplugged. This could shorten the time of unloading the driver. Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-12net: sun4i-emac: add promiscuous supportMarc Zyngier1-9/+21
The sun4i-emac driver is rather primitive, and doesn't support promiscuous mode. This makes usage such as bridging impossible, which is a shame on virtualization capable HW such as the Allwinner A20. The fix is fairly simple: move the RX setup code to the ndo_set_rx_mode vector, and add the required HW configuration when IFF_PROMISC is passed by the core code. This has been tested on a generic A20 box running a few virtual machines hanging off a bridge with the EMAC chip as the link to the outside world. Cc: Stefan Roese <sr@denx.de> Cc: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Acked-by: Stefan Roese <sr@denx.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-12net/apne: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERODuan Jiong1-3/+1
This patch fixes coccinelle error regarding usage of IS_ERR and PTR_ERR instead of PTR_ERR_OR_ZERO. Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11Merge branch 'for-davem' of ↵David S. Miller12-62/+66
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless John W. Linville says: ==================== Please pull this batch of fixes intended for the 3.15 stream! Chun-Yeow Yeoh gives us an ath9k_htc fix so that mac80211 can report last_tx_rate correctly for those devices.. Fariya Fatima has a number of small fixes for things identified by the static analysis folks in the new rsi driver. Felix Fietkau brings an ath9k fix to better support some older chips, and a fix for a scheduling while atomic bug introduced by an earlier patch. Janusz Dziedzic produced an ath9k fix to only enable DFS when a related build option is selected. Paul Bolle removes some dead code in rtlwifi. Rafał Miłecki fixes some b43 code that was accessing some registers with operations for the wrong register width. Please let me know if there are problems! ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11drivers: net: cpsw: enable interrupts after napi enable and clearing ↵Mugunthan V N1-6/+6
previous interrupts When the Ethernet interface is put down and up with heavy Ethernet traffic, then there is prossibility of an interrupt waiting in irq controller to be processed, so when the interface is brought up again just after enable interrupt, it goes to ISR due to the previous unhandled interrutp and in ISR napi is not scheduled as the napi is not enabled in ndo_open which results in disabled interrupt for CPSW and no packets are received in cpsw. So this patch moves enabling of interupts after napi_enable and clearing CPDMA interrupts. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11drivers: net: cpsw: discard all packets received when interface is downMugunthan V N1-1/+1
When the Ethernet interface is brought down during high Ethernet traffic, then cpsw creates the following warn dump. When cpdma has already processed the packet then the status will be greater than 0, so the cpsw_rx_handler considers that the interface is up and try to resubmit one more rx buffer to cpdma which fails as the DMA is in teardown process. This can be avoided by checking the interface state and then process the received packet, if the interface is down just discard and free the skb and return. [ 2823.104591] WARNING: CPU: 0 PID: 1823 at drivers/net/ethernet/ti/cpsw.c:711 cpsw_rx_handler+0x148/0x164() [ 2823.114654] Modules linked in: [ 2823.117872] CPU: 0 PID: 1823 Comm: ifconfig Tainted: G W 3.14.0-11992-gf34c4a3 #11 [ 2823.126860] [<c0014b5c>] (unwind_backtrace) from [<c00117e4>] (show_stack+0x10/0x14) [ 2823.135030] [<c00117e4>] (show_stack) from [<c0533a9c>] (dump_stack+0x80/0x9c) [ 2823.142619] [<c0533a9c>] (dump_stack) from [<c003f0e0>] (warn_slowpath_common+0x6c/0x90) [ 2823.151141] [<c003f0e0>] (warn_slowpath_common) from [<c003f120>] (warn_slowpath_null+0x1c/0x24) [ 2823.160336] [<c003f120>] (warn_slowpath_null) from [<c03caeb0>] (cpsw_rx_handler+0x148/0x164) [ 2823.169314] [<c03caeb0>] (cpsw_rx_handler) from [<c03c730c>] (__cpdma_chan_free+0x90/0xa8) [ 2823.178028] [<c03c730c>] (__cpdma_chan_free) from [<c03c7418>] (__cpdma_chan_process+0xf4/0x134) [ 2823.187279] [<c03c7418>] (__cpdma_chan_process) from [<c03c7560>] (cpdma_chan_stop+0xb4/0x17c) [ 2823.196349] [<c03c7560>] (cpdma_chan_stop) from [<c03c766c>] (cpdma_ctlr_stop+0x44/0x9c) [ 2823.204872] [<c03c766c>] (cpdma_ctlr_stop) from [<c03cb708>] (cpsw_ndo_stop+0x154/0x188) [ 2823.213321] [<c03cb708>] (cpsw_ndo_stop) from [<c046f0ec>] (__dev_close_many+0x84/0xc8) [ 2823.221761] [<c046f0ec>] (__dev_close_many) from [<c046f158>] (__dev_close+0x28/0x3c) [ 2823.230012] [<c046f158>] (__dev_close) from [<c0474ca8>] (__dev_change_flags+0x88/0x160) [ 2823.238483] [<c0474ca8>] (__dev_change_flags) from [<c0474da0>] (dev_change_flags+0x18/0x48) [ 2823.247316] [<c0474da0>] (dev_change_flags) from [<c04d12c4>] (devinet_ioctl+0x61c/0x6e0) [ 2823.255884] [<c04d12c4>] (devinet_ioctl) from [<c045c660>] (sock_ioctl+0x68/0x2a4) [ 2823.263789] [<c045c660>] (sock_ioctl) from [<c0125fe4>] (do_vfs_ioctl+0x78/0x61c) [ 2823.271629] [<c0125fe4>] (do_vfs_ioctl) from [<c01265ec>] (SyS_ioctl+0x64/0x74) [ 2823.279284] [<c01265ec>] (SyS_ioctl) from [<c000e580>] (ret_fast_syscall+0x0/0x48) Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11Drivers: net: hyperv: Address UDP checksum issuesKY Srinivasan3-2/+37
ws2008r2 does not support UDP checksum offload. Thus, we cannnot turn on UDP offload in the host. Also, on ws2012 and ws2012 r2, there appear to be an issue with UDP checksum offload. Fix this issue by computing the UDP checksum in the Hyper-V driver. Based on Dave Miller's comments, in this version, I have COWed the skb before modifying the UDP header (the checksum field). Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11Drivers: net: hyperv: Negotiate suitable ndis version for offload supportKY Srinivasan1-1/+1
Ws2008R2 supports ndis_version 6.1 and 6.1 is the minimal version required for various offloads. Negotiate ndis_version 6.1 when on ws2008r2. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11Drivers: net: hyperv: Allocate memory for all possible per-pecket informationKY Srinivasan1-1/+3
An outgoing packet can potentially need per-packet information for all the offloads and VLAN tagging. Fix this issue. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11bonding: Remove debug_fs files when module init failsThomas Richter1-0/+1
Remove the bonding debug_fs entries when the module initialization fails. The debug_fs entries should be removed together with all other already allocated resources. Signed-off-by: Thomas Richter <tmricht@linux.vnet.ibm.com> Signed-off-by: Jay Vosburgh <j.vosburgh@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-11i40evf: program RSS LUT correctlyMitch A Williams1-4/+16
A recent change broke the RSS LUT programming, causing it to be programmed with all 0. Correct this by actually assigning the incremented value back to the counter variable so that the increment will be remembered by the calling function. While we're at it, add a proper kernel-doc function comment to our helper function. Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11i40evf: remove open-coded skb_cow_headFrancois Romieu1-6/+4
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Sibai Li <sibai.li@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11ixgb: remove open-coded skb_cow_headFrancois Romieu1-6/+4
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11igbvf: remove open-coded skb_cow_headFrancois Romieu1-9/+7
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11igb: fix last_rx_timestamp usageJakub Kicinski3-23/+11
last_rx_timestamp should be updated only when rx time stamp is read. Also it's only used with NICs that have per-interface time stamping resources so it can be moved to adapter structure and set in igb_ptp_rx_rgtstamp(). Signed-off-by: Jakub Kicinski <kubakici@wp.pl> Acked-by: Matthew Vick <matthew.vick@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11igb: remove open-coded skb_cow_headFrancois Romieu1-5/+4
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11e1000e: remove open-coded skb_cow_headFrancois Romieu1-6/+4
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11e1000: remove open-coded skb_cow_headFrancois Romieu1-6/+5
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11e1000: remove debug messages with function namesJakub Kicinski1-124/+0
e1000_hw.c contains a lot of debug messages which print name of invoked function and contain no new line character at the end. Remove them as equivalent information can be nowadays obtained using function tracer. Reported-by: Joe Perches <joe@perches.com> Signed-off-by: Jakub Kicinski <kubakici@wp.pl> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11ixgbevf: remove open-coded skb_cow_headFrancois Romieu1-5/+4
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11ixgbevf: Add bit to mark work queue initializationMark Rustad2-1/+11
An indication of work queue initialization is needed. This is because register accesses prior to that time can detect a removal and attempt to schedule the watchdog task. Adding the __IXGBEVF_WORK_INIT bit allows this to be checked and if not set prevent the watchdog task scheduling. By checking for a removal right after initialization, the probe can be failed at that point without getting the watchdog task involved. Signed-off-by: Mark Rustad <mark.d.rustad@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11ixgbe: remove open-coded skb_cow_headFrancois Romieu1-7/+6
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-11ixgbe: Add bit to mark service task initializationMark Rustad2-1/+15
There needs to be an indication when the service task has been initialized. This is because register access prior to that time can detect a removal and attempt to schedule the service task. Adding the __IXGBE_SERVICE_INITED bit allows this to be checked and if not set prevent the service task scheduling. By checking for a removal right after initialization, the probe can be failed at that point without getting the service task involved. Signed-off-by: Mark Rustad <mark.d.rustad@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2014-04-10Merge branch 'master' of ↵John W. Linville12-62/+66
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
2014-04-09drivers: net: cpsw: Add default vlan for dual emac case alsoMugunthan V N1-2/+1
Dual EMAC works with VLAN segregation of the ports, so default vlan needs to be added in dual EMAC case else default vlan will be tagged for all egress packets and vlan unaware switches/servers will drop packets from the EVM. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Tested-by: Yegor Yefremov <yegorslists@googlemail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-09ath9k: fix a scheduling while atomic bug in CSA handlingFelix Fietkau1-4/+3
Commit "ath9k: prepare for multi-interface CSA support" added a call to ieee80211_iterate_active_interfaces in atomic context (beacon tasklet), which is crashing. Use ieee80211_iterate_active_interfaces_atomic instead. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09ath9k_hw: reduce ANI firstep range for older chipsFelix Fietkau1-3/+1
Use 0-8 instead of 0-16, which is closer to the old implementation. Also drop the overwrite of the firstep_low parameter to improve stability. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09ath9k: Enable DFS only when ATH9K_DFS_CERTIFIEDJanusz Dziedzic1-0/+2
Add DFS interface combination only when CONFIG_ATH9K_DFS_CERTIFIED is set. In other case user can run CAC/beaconing without proper handling of pulse events (without radar detection activated). Reported-by: Cedric Voncken <cedric.voncken@acksys.fr> Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09b43: Fix machine check error due to improper access of B43_MMIO_PSM_PHY_HDRRafał Miłecki1-7/+7
Register B43_MMIO_PSM_PHY_HDR is 16 bit one, so accessing it with 32b functions isn't safe. On my machine it causes delayed (!) CPU exception: Disabling lock debugging due to kernel taint mce: [Hardware Error]: CPU 0: Machine Check Exception: 4 Bank 4: b200000000070f0f mce: [Hardware Error]: TSC 164083803dc mce: [Hardware Error]: PROCESSOR 2:20fc2 TIME 1396650505 SOCKET 0 APIC 0 microcode 0 mce: [Hardware Error]: Run the above through 'mcelog --ascii' mce: [Hardware Error]: Machine check: Processor context corrupt Kernel panic - not syncing: Fatal machine check on current CPU Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffff9fffffff) Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Stable <stable@vger.kernel.org> [2.6.35+] Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rtlwifi: btcoexist: remove undefined Kconfig macrosPaul Bolle1-10/+0
There are references to four undefined Kconfig macros in the code. Commit 8542373dccd2 ("Staging: rtl8812ae: remove undefined Kconfig macros") removed identical references from that staging driver, but they resurfaced in rtlwifi. Remove these again as the checks for them still will always evaluate to false. Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09ath9k_htc: set IEEE80211_TX_STAT_AMPDU for acked aggregated framesChun-Yeow Yeoh1-1/+4
Frame aggregation requires the IEEE80211_TX_STAT_AMPDU to be set so that mac80211 can report the last_tx_rate correctly. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rsi: Fixed issue relating to doing dma on stack error.Fariya Fatima1-7/+19
Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rsi: Fixed issue relating to index of q_num.Fariya Fatima1-2/+4
Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rsi: Fixed issue relating to return value.Fariya Fatima1-4/+2
Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rsi: Fixed issue relating to variable de-referenced before check 'adapter'Fariya Fatima1-2/+3
Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rsi: Fixed signedness bug reported by static code analyzer.Fariya Fatima1-3/+5
Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09rsi: Potential null pointer derefernce issue fixed.Fariya Fatima1-19/+16
Signed-off-by: Fariya Fatima <fariyaf@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-04-09net phylib: Remove unnecessary condition check in phyBalakumaran Kannan1-5/+1
This condition check makes no difference in the code flow since 3.10 Signed-off-by: Balakumaran Kannan <kumaran.4353@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-08Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds17-105/+175
Pull more networking updates from David Miller: 1) If a VXLAN interface is created with no groups, we can crash on reception of packets. Fix from Mike Rapoport. 2) Missing includes in CPTS driver, from Alexei Starovoitov. 3) Fix string validations in isdnloop driver, from YOSHIFUJI Hideaki and Dan Carpenter. 4) Missing irq.h include in bnxw2x, enic, and qlcnic drivers. From Josh Boyer. 5) AF_PACKET transmit doesn't statistically count TX drops, from Daniel Borkmann. 6) Byte-Queue-Limit enabled drivers aren't handled properly in AF_PACKET transmit path, also from Daniel Borkmann. Same problem exists in pktgen, and Daniel fixed it there too. 7) Fix resource leaks in driver probe error paths of new sxgbe driver, from Francois Romieu. 8) Truesize of SKBs can gradually get more and more corrupted in NAPI packet recycling path, fix from Eric Dumazet. 9) Fix uniprocessor netfilter build, from Florian Westphal. In the longer term we should perhaps try to find a way for ARRAY_SIZE() to work even with zero sized array elements. 10) Fix crash in netfilter conntrack extensions due to mis-estimation of required extension space. From Andrey Vagin. 11) Since we commit table rule updates before trying to copy the counters back to userspace (it's the last action we perform), we really can't signal the user copy with an error as we are beyond the point from which we can unwind everything. This causes all kinds of use after free crashes and other mysterious behavior. From Thomas Graf. 12) Restore previous behvaior of div/mod by zero in BPF filter processing. From Daniel Borkmann. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (38 commits) net: sctp: wake up all assocs if sndbuf policy is per socket isdnloop: several buffer overflows netdev: remove potentially harmful checks pktgen: fix xmit test for BQL enabled devices net/at91_ether: avoid NULL pointer dereference tipc: Let tipc_release() return 0 at86rf230: fix MAX_CSMA_RETRIES parameter mac802154: fix duplicate #include headers sxgbe: fix duplicate #include headers net: filter: be more defensive on div/mod by X==0 netfilter: Can't fail and free after table replacement xen-netback: Trivial format string fix net: bcmgenet: Remove unnecessary version.h inclusion net: smc911x: Remove unused local variable bonding: Inactive slaves should keep inactive flag's value netfilter: nf_tables: fix wrong format in request_module() netfilter: nf_tables: set names cannot be larger than 15 bytes netfilter: nf_conntrack: reserve two bytes for nf_ct_ext->len netfilter: Add {ipt,ip6t}_osf aliases for xt_osf netfilter: x_tables: allow to use cgroup match for LOCAL_IN nf hooks ...
2014-04-07Kconfig: rename HAS_IOPORT to HAS_IOPORT_MAPUwe Kleine-König2-2/+2
If the renamed symbol is defined lib/iomap.c implements ioport_map and ioport_unmap and currently (nearly) all platforms define the port accessor functions outb/inb and friend unconditionally. So HAS_IOPORT_MAP is the better name for this. Consequently NO_IOPORT is renamed to NO_IOPORT_MAP. The motivation for this change is to reintroduce a symbol HAS_IOPORT that signals if outb/int et al are available. I will address that at least one merge window later though to keep surprises to a minimum and catch new introductions of (HAS|NO)_IOPORT. The changes in this commit were done using: $ git grep -l -E '(NO|HAS)_IOPORT' | xargs perl -p -i -e 's/\b((?:CONFIG_)?(?:NO|HAS)_IOPORT)\b/$1_MAP/' Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-04-07rapidio: rework device hierarchy and introduce mport class of devicesAlexandre Bounine1-0/+1
This patch removes an artificial RapidIO bus root device and establishes actual device hierarchy by providing reference to real parent devices. It also introduces device class for RapidIO controller devices (on-chip or an eternal bridge, known as "mport"). Existing implementation was sufficient for SoC-based platforms that have a single RapidIO controller. With introduction of devices using multiple RapidIO controllers and PCIe-to-RapidIO bridges the old scheme is very limiting or does not work at all. The implemented changes allow to properly reference platform's local RapidIO mport devices and provide device details needed for upper layers. This change to RapidIO device hierarchy does not break any known existing kernel or user space interfaces. Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Li Yang <leoli@freescale.com> Cc: Kumar Gala <galak@kernel.crashing.org> Cc: Andre van Herk <andre.van.herk@prodrive-technologies.com> Cc: Stef van Os <stef.van.os@prodrive-technologies.com> Cc: Jerry Jacobs <jerry.jacobs@prodrive-technologies.com> Cc: Arno Tiemersma <arno.tiemersma@prodrive-technologies.com> Cc: Rob Landley <rob@landley.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-04-07net/at91_ether: avoid NULL pointer dereferenceGilles Chanteperdrix1-0/+3
The at91_ether driver calls macb_mii_init passing a 'struct macb' structure whose tx_clk member is initialized to 0. However, macb_handle_link_change() expects tx_clk to be the result of a call to clk_get, and so IS_ERR(tx_clk) to be true if the clock is invalid. This causes an oops when booting Linux 3.14 on the csb637 board. The following changes avoids this. Signed-off-by: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-04-07at86rf230: fix MAX_CSMA_RETRIES parameterAlexander Aring1-1/+1
This patch fix a copy&paste failure for setting the MAX_CSMA_RETRIES value of the at86rf212 chip which was introduced by commit f2fdd67c6bc89de0100410efb37de69b1c98ac03 ("ieee802154: enable smart transmitter features of RF212") Signed-off-by: Alexander Aring <alex.aring@gmail.com> Cc: Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de> Signed-off-by: David S. Miller <davem@davemloft.net>