[SCSI] sg: fix bio leak with a detached device
authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Thu, 22 Jul 2010 00:36:51 +0000 (09:36 +0900)
committerJames Bottomley <James.Bottomley@suse.de>
Wed, 28 Jul 2010 14:06:05 +0000 (09:06 -0500)
commitcaf19d38607108304cd8cc67ed21378017f69e8a
treeae2730729cb88b30bdd90f692b18866dc8485b7a
parent240778e821f596a6954116107c5cc3456df84f81
[SCSI] sg: fix bio leak with a detached device

After blk_rq_map_user is successful, if we find that a device is
unavailable (was detached), we must call blk_end_request_all to free
bio(s) before blk_rq_unmap_user and blk_put_request.

Reported-by: "Dailey, Nate" <Nate.Dailey@stratus.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Tested-by: "Dailey, Nate" <Nate.Dailey@stratus.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
drivers/scsi/sg.c