summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/scsi_lib.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2011-08-08 14:30:29 +0200
committerTakashi Iwai <tiwai@suse.de>2011-08-08 14:30:29 +0200
commit0a2d31b62dba9b5b92a38c67c9cc42630513662a (patch)
treef755d74ec85248de645e10c45ed1a2ed467530f6 /drivers/scsi/scsi_lib.c
parent8039290a91c5dc4414093c086987a5d7738fe2fd (diff)
parentdf944f66784e6d4f2f50739263a4947885d8b6ae (diff)
Merge branch 'fix/kconfig' into for-linus
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r--drivers/scsi/scsi_lib.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index ec1803a4872..fc3f168decb 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -137,6 +137,7 @@ static int __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, int unbusy)
host->host_blocked = host->max_host_blocked;
break;
case SCSI_MLQUEUE_DEVICE_BUSY:
+ case SCSI_MLQUEUE_EH_RETRY:
device->device_blocked = device->max_device_blocked;
break;
case SCSI_MLQUEUE_TARGET_BUSY:
@@ -213,6 +214,8 @@ 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))