linux-kernel - [PATCH 4.9 21/72] xfs: fix uninitialized variable in _reflink_convert

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Message-Id: <20170406083620.782869799@linuxfoundation.org>
Date:   Thu,  6 Apr 2017 10:38:08 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Dan Carpenter <dan.carpenter@...cle.com>,
        Brian Foster <bfoster@...hat.com>,
        "Darrick J. Wong" <darrick.wong@...cle.com>
Subject: [PATCH 4.9 21/72] xfs: fix uninitialized variable in _reflink_convert_cow

4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Darrick J. Wong <darrick.wong@...cle.com>

commit 93aaead52a9eebdc20dc8fa673c350e592a06949 upstream.

Fix an uninitialize variable.

Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
Reviewed-by: Brian Foster <bfoster@...hat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 fs/xfs/xfs_reflink.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/fs/xfs/xfs_reflink.c
+++ b/fs/xfs/xfs_reflink.c
@@ -363,7 +363,7 @@ xfs_reflink_convert_cow(
 	xfs_fileoff_t		end_fsb = XFS_B_TO_FSB(mp, offset + count);
 	xfs_extnum_t		idx;
 	bool			found;
-	int			error;
+	int			error = 0;
 
 	xfs_ilock(ip, XFS_ILOCK_EXCL);