[SCSI] osd: checking NULL instead of ERR_PTR()

bio_map_kern() returns ERR_PTRs on failure and never returns NULL.

[jejb: remove redundant unlikely spotted by Tobias Klauser]
Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Boaz Harrosh <bharrosh@panasas.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c
index 0433ea6f27c9c2db97c464ca238afce39ebd0fcb..b37c8a3c1bb0de6d1b64fdf9ea3cbb8357f13805 100644 (file)
--- a/drivers/scsi/osd/osd_initiator.c
+++ b/drivers/scsi/osd/osd_initiator.c
@@ -951,8 +951,8 @@ static int _osd_req_finalize_cdb_cont(struct osd_request *or, const u8 *cap_key)
        /* create a bio for continuation segment */
        bio = bio_map_kern(req_q, or->cdb_cont.buff, or->cdb_cont.total_bytes,
                           GFP_KERNEL);
-       if (unlikely(!bio))
-               return -ENOMEM;
+       if (IS_ERR(bio))
+               return PTR_ERR(bio);
 
        bio->bi_rw |= REQ_WRITE;