linux-kernel - [PATCH 1/1] [SCSI] scsi_debug: add missing csum var initialization

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Message-Id: <1379092877-5173-1-git-send-email-antonio.alecrim@gmail.com>
Date:	Fri, 13 Sep 2013 14:21:17 -0300
From:	Antonio Alecrim Jr <antonio.alecrim@...il.com>
To:	"James E.J. Bottomley" <JBottomley@...allels.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Antonio Alecrim Jr <antonio.alecrim@...il.com>
Subject: [PATCH 1/1] [SCSI] scsi_debug: add missing csum var initialization

Removes the warning:
include/uapi/linux/swab.h:106:23: warning: ‘csum’ may be used
uninitialized in this function

Signed-off-by: Antonio Alecrim Jr <antonio.alecrim@...il.com>
---
 drivers/scsi/scsi_debug.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 01c0ffa..f149747 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1733,7 +1733,7 @@ static int do_device_access(struct scsi_cmnd *scmd,
 
 static u16 dif_compute_csum(const void *buf, int len)
 {
-	u16 csum;
+	u16 csum = 0;
 
 	switch (scsi_debug_guard) {
 	case 1:
-- 
1.8.3.1

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