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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-06 21:03:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-06 21:03:53 -0700 |
| commit | 158c12948f3012fbe15f066f308db23502d3db0a (patch) | |
| tree | 7ff4843e1818ebf4a3d0877a3db8756327719fa2 /drivers/scsi/mvsas | |
| parent | 172bfe09dc52aef29f9c5c0bd9f77a558120faf4 (diff) | |
| parent | 51a7097426f2243e192df4979c2bf197e6f2ce61 (diff) | |
| download | linux-158c12948f3012fbe15f066f308db23502d3db0a.tar.bz2 | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree changes from Jiri Kosina:
"Summer edition of trivial tree updates"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (23 commits)
doc: fix two typos in watchdog-api.txt
irq-gic: remove file name from heading comment
MAINTAINERS: Add miscdevice.h to file list for char/misc drivers.
scsi: mvsas: mv_sas.c: Fix for possible null pointer dereference
doc: replace "practise" with "practice" in Documentation
befs: remove check for CONFIG_BEFS_RW
scsi: doc: fix 'SCSI_NCR_SETUP_MASTER_PARITY'
drivers/usb/phy/phy.c: remove a leading space
mfd: fix comment
cpuidle: fix comment
doc: hpfall.c: fix missing null-terminate after strncpy call
usb: doc: hotplug.txt code typos
kbuild: fix comment in Makefile.modinst
SH: add proper prompt to SH_MAGIC_PANEL_R2_VERSION
ARM: msm: Remove MSM_SCM
crypto: Remove MPILIB_EXTRA
doc: CN: remove dead link, kerneltrap.org no longer works
media: update reference, kerneltrap.org no longer works
hexagon: update reference, kerneltrap.org no longer works
doc: LSM: update reference, kerneltrap.org no longer works
...
Diffstat (limited to 'drivers/scsi/mvsas')
| -rw-r--r-- | drivers/scsi/mvsas/mv_sas.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index 6c1f223a8e1d..ac52f7c99513 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -1344,19 +1344,23 @@ void mvs_dev_gone_notify(struct domain_device *dev) { unsigned long flags = 0; struct mvs_device *mvi_dev = dev->lldd_dev; - struct mvs_info *mvi = mvi_dev->mvi_info; - - spin_lock_irqsave(&mvi->lock, flags); + struct mvs_info *mvi; - if (mvi_dev) { - mv_dprintk("found dev[%d:%x] is gone.\n", - mvi_dev->device_id, mvi_dev->dev_type); - mvs_release_task(mvi, dev); - mvs_free_reg_set(mvi, mvi_dev); - mvs_free_dev(mvi_dev); - } else { + if (!mvi_dev) { mv_dprintk("found dev has gone.\n"); + return; } + + mvi = mvi_dev->mvi_info; + + spin_lock_irqsave(&mvi->lock, flags); + + mv_dprintk("found dev[%d:%x] is gone.\n", + mvi_dev->device_id, mvi_dev->dev_type); + mvs_release_task(mvi, dev); + mvs_free_reg_set(mvi, mvi_dev); + mvs_free_dev(mvi_dev); + dev->lldd_dev = NULL; mvi_dev->sas_device = NULL; |