linux-kernel - [PATCH linux-next] ext4: inode: Fix compiler warning

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Message-ID: <51AF9079.90304@semaphore.gr>
Date:	Wed, 05 Jun 2013 22:24:41 +0300
From:	Stratos Karafotis <stratosk@...aphore.gr>
To:	"Theodore Ts'o" <tytso@....edu>,
	Andreas Dilger <adilger.kernel@...ger.ca>
CC:	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH linux-next] ext4: inode: Fix compiler warning

Fix the following compiler warning:

fs/ext4/inode.c: In function ‘ext4_da_writepages’:
fs/ext4/inode.c:2212:6: warning: ‘err’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
fs/ext4/inode.c:2155:6: note: ‘err’ was declared here

Signed-off-by: Stratos Karafotis <stratosk@...aphore.gr>
---
 fs/ext4/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 442c5d2..702428c 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2152,7 +2152,7 @@ static int mpage_map_and_submit_extent(handle_t *handle,
 {
 	struct inode *inode = mpd->inode;
 	struct ext4_map_blocks *map = &mpd->map;
-	int err;
+	int err = 0;
 	loff_t disksize;
 
 	mpd->io_submit.io_end->offset =
-- 
1.8.1.4

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