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authorAkinobu Mita <akinobu.mita@gmail.com>2008-04-28 02:16:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 08:58:44 -0700
commit33575f8ffe99bf9e381161ccd76b39079c0aa92f (patch)
treed5a60b89243bf1964a2feaf80e0ea576b3a14762 /fs
parente0e369a7dd39894465b6501a9492173e8104a19b (diff)
downloadlinux-33575f8ffe99bf9e381161ccd76b39079c0aa92f.tar.gz
ext3: check ext3_journal_get_write_access() errors
Check ext3_journal_get_write_access() errors.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext3/namei.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index dec3e0d88ab1..ba55865caaaf 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -57,10 +57,15 @@ static struct buffer_head *ext3_append(handle_t *handle,
 
 	*block = inode->i_size >> inode->i_sb->s_blocksize_bits;
 
-	if ((bh = ext3_bread(handle, inode, *block, 1, err))) {
+	bh = ext3_bread(handle, inode, *block, 1, err);
+	if (bh) {
 		inode->i_size += inode->i_sb->s_blocksize;
 		EXT3_I(inode)->i_disksize = inode->i_size;
-		ext3_journal_get_write_access(handle,bh);
+		*err = ext3_journal_get_write_access(handle, bh);
+		if (*err) {
+			brelse(bh);
+			bh = NULL;
+		}
 	}
 	return bh;
 }