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| author | Tejun Heo <tj@kernel.org> | 2010-11-01 11:39:19 +0100 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2010-11-12 23:10:51 +0100 |
| commit | 2a5f07b5ec098edc69e05fdd2f35d3fbb1235723 (patch) | |
| tree | 28180df99e2b236018c29dd05480b13024159868 /drivers/ata/pata_legacy.c | |
| parent | Merge master.kernel.org:/home/rmk/linux-2.6-arm (diff) | |
| download | linux-2a5f07b5ec098edc69e05fdd2f35d3fbb1235723.tar.xz linux-2a5f07b5ec098edc69e05fdd2f35d3fbb1235723.zip | |
libata: fix NULL sdev dereference race in atapi_qc_complete()
SCSI commands may be issued between __scsi_add_device() and dev->sdev
assignment, so it's unsafe for ata_qc_complete() to dereference
dev->sdev->locked without checking whether it's NULL or not. Fix it.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@kernel.org
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/pata_legacy.c')
0 files changed, 0 insertions, 0 deletions