summaryrefslogtreecommitdiffstats
path: root/block/scsi_ioctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'block/scsi_ioctl.c')
-rw-r--r--block/scsi_ioctl.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index 9b8eaec..abb2e65 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -316,8 +316,8 @@ static int sg_io(struct request_queue *q, struct gendisk *bd_disk,
ret = -ENOMEM;
rq = blk_get_request(q, writing ? WRITE : READ, GFP_KERNEL);
- if (!rq)
- goto out;
+ if (IS_ERR(rq))
+ return PTR_ERR(rq);
blk_rq_set_block_pc(rq);
if (hdr->cmd_len > BLK_MAX_CDB) {
@@ -387,7 +387,6 @@ out_free_cdb:
kfree(rq->cmd);
out_put_request:
blk_put_request(rq);
-out:
return ret;
}
@@ -457,8 +456,8 @@ int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode,
}
rq = blk_get_request(q, in_len ? WRITE : READ, __GFP_WAIT);
- if (!rq) {
- err = -ENOMEM;
+ if (IS_ERR(rq)) {
+ err = PTR_ERR(rq);
goto error;
}
blk_rq_set_block_pc(rq);
@@ -548,6 +547,8 @@ static int __blk_send_generic(struct request_queue *q, struct gendisk *bd_disk,
int err;
rq = blk_get_request(q, WRITE, __GFP_WAIT);
+ if (IS_ERR(rq))
+ return PTR_ERR(rq);
blk_rq_set_block_pc(rq);
rq->timeout = BLK_DEFAULT_SG_TIMEOUT;
rq->cmd[0] = cmd;
OpenPOWER on IntegriCloud