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authorStephen Rothwell <sfr@canb.auug.org.au>2011-07-25 13:59:46 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2011-07-25 14:53:52 -0400
commit5f00bcb38ef9a980a33c6dbdc0044964b05f22dd (patch)
tree3175fb9375aecb50bde1be0bf4fa8aa8155131d6 /drivers/scsi/scsi_lib.c
parent34006cee28f7344f9557a4be3816c7891b1bbab1 (diff)
parentb6844e8f64920cdee620157252169ba63afb0c89 (diff)
Merge branch 'master' into devel and apply fixup from Stephen Rothwell:
vfs/nfs: fixup for nfs_open_context change Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r--drivers/scsi/scsi_lib.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index ec1803a4872..28d9c9d6b4b 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -213,6 +213,8 @@ int scsi_execute(struct scsi_device *sdev, const unsigned char *cmd,
int ret = DRIVER_ERROR << 24;
req = blk_get_request(sdev->request_queue, write, __GFP_WAIT);
+ if (!req)
+ return ret;
if (bufflen && blk_rq_map_kern(sdev->request_queue, req,
buffer, bufflen, __GFP_WAIT))