From: Dan Carpenter <error27@gmail.com>
Date: Fri, 12 Nov 2010 04:31:46 +0000 (+0300)
Subject: [SCSI] osd: checking NULL instead of ERR_PTR()
X-Git-Url: https://git.karo-electronics.de/?p=mv-sheeva.git;a=commitdiff_plain;h=057f02a38e67a944a2d0b89bb0111efb9dbe6e6e

[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 0433ea6f27c..b37c8a3c1bb 100644
--- 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;