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authorJoe Lawrence <joe.lawrence@stratus.com>2014-07-02 15:35:16 -0400
committerJens Axboe <axboe@fb.com>2014-08-26 15:20:23 -0600
commiteb571eeade2598635f813b3284d02c13a380301e (patch)
tree539842ad23a4eaae8c272278fd9fea389afa6b93 /drivers/cdrom
parent52addcf9d6669fa439387610bc65c92fa0980cef (diff)
block,scsi: verify return pointer from blk_get_request
The blk-core dead queue checks introduce an error scenario to blk_get_request that returns NULL if the request queue has been shutdown. This affects the behavior for __GFP_WAIT callers, who should verify the return value before dereferencing. Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com> Acked-by: Jiri Kosina <jkosina@suse.cz> [for pktdvd] Reviewed-by: Jeff Moyer <jmoyer@redhat.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/cdrom')
0 files changed, 0 insertions, 0 deletions