From: Robert Elliott <elliott@hp.com>
Date: Fri, 23 Jan 2015 22:42:42 +0000 (-0600)
Subject: hpsa: report allocation failures while allocating SG chain blocks
X-Git-Tag: v4.0-rc1~126^2~37
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3d4e6af8afe538e2bc5f0c52eb4dec6b50ede050;p=karo-tx-linux.git

hpsa: report allocation failures while allocating SG chain blocks

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Signed-off-by: Robert Elliott <elliott@hp.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 64d17d1a848b..dc328ce146bb 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -1480,13 +1480,17 @@ static int hpsa_allocate_sg_chain_blocks(struct ctlr_info *h)
 
 	h->cmd_sg_list = kzalloc(sizeof(*h->cmd_sg_list) * h->nr_cmds,
 				GFP_KERNEL);
-	if (!h->cmd_sg_list)
+	if (!h->cmd_sg_list) {
+		dev_err(&h->pdev->dev, "Failed to allocate SG list\n");
 		return -ENOMEM;
+	}
 	for (i = 0; i < h->nr_cmds; i++) {
 		h->cmd_sg_list[i] = kmalloc(sizeof(*h->cmd_sg_list[i]) *
 						h->chainsize, GFP_KERNEL);
-		if (!h->cmd_sg_list[i])
+		if (!h->cmd_sg_list[i]) {
+			dev_err(&h->pdev->dev, "Failed to allocate cmd SG\n");
 			goto clean;
+		}
 	}
 	return 0;