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path: root/drivers/net/ethernet/chelsio/inline_crypto
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2020-10-27chelsio/chtls: fix memory leaks in CPL handlersVinay Kumar Yadav1-15/+12
CPL handler functions chtls_pass_open_rpl() and chtls_close_listsrv_rpl() should return CPL_RET_BUF_DONE so that caller function will do skb free to avoid leak. Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition") Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Link: https://lore.kernel.org/r/20201025194228.31271-1-vinay.yadav@chelsio.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-27chelsio/chtls: fix deadlock issueVinay Kumar Yadav1-2/+0
In chtls_pass_establish() we hold child socket lock using bh_lock_sock and we are again trying bh_lock_sock in add_to_reap_list, causing deadlock. Remove bh_lock_sock in add_to_reap_list() as lock is already held. Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition") Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Link: https://lore.kernel.org/r/20201025193538.31112-1-vinay.yadav@chelsio.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-23chelsio/chtls: fix tls record info to userVinay Kumar Yadav1-2/+5
chtls_pt_recvmsg() receives a skb with tls header and subsequent skb with data, need to finalize the data copy whenever next skb with tls header is available. but here current tls header is overwritten by next available tls header, ends up corrupting user buffer data. fixing it by finalizing current record whenever next skb contains tls header. v1->v2: - Improved commit message. Fixes: 17a7d24aa89d ("crypto: chtls - generic handling of data and hdr") Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Link: https://lore.kernel.org/r/20201022190556.21308-1-vinay.yadav@chelsio.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20net: chelsio: inline_crypto: fix Kconfig and build errorsRandy Dunlap1-0/+1
Fix build errors when TLS=m, TLS_TOE=y, and CRYPTO_DEV_CHELSIO_TLS=y. Having (tristate) CRYPTO_DEV_CHELSIO_TLS depend on (bool) TLS_TOE is not strong enough to prevent the bad combination of TLS=m and CRYPTO_DEV_CHELSIO_TLS=y, so add a dependency on TLS to prevent the problematic kconfig combination. Fixes these build errors: hppa-linux-ld: drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.o: in function `chtls_free_uld': drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c:165: undefined reference to `tls_toe_unregister_device' hppa-linux-ld: drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.o: in function `chtls_register_dev': drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c:204: undefined reference to `tls_toe_register_device' Fixes: 53b4414a7003 ("net/tls: allow compiling TLS TOE out") Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Link: https://lore.kernel.org/r/20201019181059.22634-1-rdunlap@infradead.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20chelsio/chtls: fix writing freed memoryVinay Kumar Yadav1-1/+0
When chtls_sock *csk is freed, same memory can be allocated to different csk in chtls_sock_create(). csk->cdev = NULL; statement might ends up modifying wrong csk, eventually causing kernel panic. removing (csk->cdev = NULL) statement as it is not required. Fixes: 3a0a97838923 ("crypto/chtls: Fix chtls crash in connection cleanup") Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20chelsio/chtls: correct function return and return typeVinay Kumar Yadav1-2/+2
csk_mem_free() should return true if send buffer is available, false otherwise. Fixes: 3b8305f5c844 ("crypto: chtls - wait for memory sendmsg, sendpage") Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20chelsio/chtls: Fix panic when listen on multiadapterVinay Kumar Yadav1-2/+8
Add the logic to compare net_device returned by ip_dev_find() with the net_device list in cdev->ports[] array and return net_device if matched else NULL. Fixes: 6abde0b24122 ("crypto/chtls: IPv6 support for inline TLS") Signed-off-by: Venkatesh Ellapu <venkatesh.e@chelsio.com> Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20chelsio/chtls: fix panic when server is on ipv6Vinay Kumar Yadav1-3/+2
Netdev is filled in egress_dev when connection is established, If connection is closed before establishment, then egress_dev is NULL, Fix it using ip_dev_find() rather then extracting from egress_dev. Fixes: 6abde0b24122 ("crypto/chtls: IPv6 support for inline TLS") Signed-off-by: Venkatesh Ellapu <venkatesh.e@chelsio.com> Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20chelsio/chtls: correct netdevice for vlan interfaceVinay Kumar Yadav1-0/+3
Check if netdevice is a vlan interface and find real vlan netdevice. Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition") Signed-off-by: Venkatesh Ellapu <venkatesh.e@chelsio.com> Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-20chelsio/chtls: fix socket lockVinay Kumar Yadav1-0/+1
In chtls_sendpage() socket lock is released but not acquired, fix it by taking lock. Fixes: 36bedb3f2e5b ("crypto: chtls - Inline TLS record Tx") Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-10-15cxgb4/ch_ipsec: Replace the module name to ch_ipsec from chcrAyush Sawal1-67/+68
This patch changes the module name to "ch_ipsec" and prepends "ch_ipsec" string instead of "chcr" in all debug messages and function names. V1->V2: -Removed inline keyword from functions. -Removed CH_IPSEC prefix from pr_debug. -Used proper indentation for the continuation line of the function arguments. V2->V3: Fix the checkpatch.pl warnings. Fixes: 1b77be463929 ("crypto/chcr: Moving chelsio's inline ipsec functionality to /drivers/net") Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-09-29cxgb4/ch_ktls: ktls stats are added at port levelRohit Maheshwari1-10/+18
All the ktls stats were at adapter level, but now changing it to port level. Fixes: 62370a4f346d ("cxgb4/chcr: Add ipv6 support and statistics") Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-09-29ch_ktls: Issue if connection offload failsRohit Maheshwari2-147/+153
Since driver first return success to tls_dev_add, if req to HW is successful, but later if HW returns failure, that connection traffic fails permanently and connection status remains unknown to stack. v1->v2: - removed conn_up from all places. v2->v3: - Corrected timeout handling. Fixes: 34aba2c45024 ("cxgb4/chcr : Register to tls add and del callback") Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-09-15chelsio/chtls: Re-add dependencies on CHELSIO_T4 to fix modular CHELSIO_T4Geert Uytterhoeven1-0/+2
As CHELSIO_INLINE_CRYPTO is bool, and CHELSIO_T4 is tristate, the dependency of CHELSIO_INLINE_CRYPTO on CHELSIO_T4 is not sufficient to protect CRYPTO_DEV_CHELSIO_TLS and CHELSIO_IPSEC_INLINE. The latter two are also tristate, hence if CHELSIO_T4=n, they cannot be builtin, as that would lead to link failures like: drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_main.c:259: undefined reference to `cxgb4_port_viid' and drivers/net/ethernet/chelsio/inline_crypto/ch_ipsec/chcr_ipsec.c:752: undefined reference to `cxgb4_reclaim_completed_tx' Fix this by re-adding dependencies on CHELSIO_T4 to tristate symbols. The dependency of CHELSIO_INLINE_CRYPTO on CHELSIO_T4 is kept to avoid asking the user. Fixes: 6bd860ac1c2a0ec2 ("chelsio/chtls: CHELSIO_INLINE_CRYPTO should depend on CHELSIO_T4") Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-09-11crypto/chcr: move nic TLS functionality to drivers/netRohit Maheshwari6-0/+2370
This patch moves complete nic tls offload (kTLS) code from crypto directory to drivers/net/ethernet/chelsio/inline_crypto/ch_ktls directory. nic TLS is made a separate ULD of cxgb4. Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-09-09cxgb4/ch_ipsec: Registering xfrmdev_ops with cxgb4Ayush Sawal1-34/+1
As ch_ipsec was removed without clearing xfrmdev_ops and netdev feature(esp-hw-offload). When a recalculation of netdev feature is triggered by changing tls feature(tls-hw-tx-offload) from user request, it causes a page fault due to absence of valid xfrmdev_ops. Fixes: 6dad4e8ab3ec ("chcr: Add support for Inline IPSec") Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com> Acked-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-09-03chelsio/chtls: CHELSIO_INLINE_CRYPTO should depend on CHELSIO_T4Geert Uytterhoeven1-2/+1
While CHELSIO_INLINE_CRYPTO is a guard symbol, and just enabling it does not cause any additional code to be compiled in, all configuration options protected by it depend on CONFIG_CHELSIO_T4. Hence it doesn't make much sense to bother the user with the guard symbol question when CONFIG_CHELSIO_T4 is disabled. Fix this by moving the dependency from the individual config options to the guard symbol. Fixes: 44fd1c1fd8219551 ("chelsio/chtls: separate chelsio tls driver from crypto driver") Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-08-21crypto/chcr: Moving chelsio's inline ipsec functionality to /drivers/netVinay Kumar Yadav5-0/+936
This patch seperates inline ipsec functionality from coprocessor driver chcr. Now inline ipsec is separate ULD, moved from "drivers/crypto/chelsio/" to "drivers/net/ethernet/chelsio/inline_crypto/ch_ipsec/" Signed-off-by: Ayush Sawal <ayush.sawal@chelsio.com> Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-08-21chelsio/chtls: separate chelsio tls driver from crypto driverVinay Kumar Yadav9-0/+6137
chelsio inline tls driver(chtls) is mostly overlaps with NIC drivers but currenty it is part of crypto driver, so move it out to appropriate directory for better maintenance. Signed-off-by: Vinay Kumar Yadav <vinay.yadav@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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