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authorVasily Averin <vvs@virtuozzo.com>2018-11-07 11:01:33 -0500
committerTheodore Ts'o <tytso@mit.edu>2018-11-07 11:01:33 -0500
commitecaaf408478b6fb4d9986f9b6652f3824e374f4c (patch)
tree29777288d76895dd54f7e11ab4ab220c0f4ecda3 /fs
parentaf18e35bfd01e6d65a5e3ef84ffe8b252d1628c5 (diff)
downloadlinux-ecaaf408478b6fb4d9986f9b6652f3824e374f4c.tar.bz2
ext4: fix buffer leak in ext4_xattr_get_block() on error path
Fixes: dec214d00e0d ("ext4: xattr inode deduplication") Signed-off-by: Vasily Averin <vvs@virtuozzo.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org # 4.13
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/xattr.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index dc1aeab06dba..07c3a115f7ae 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -2272,8 +2272,10 @@ static struct buffer_head *ext4_xattr_get_block(struct inode *inode)
if (!bh)
return ERR_PTR(-EIO);
error = ext4_xattr_check_block(inode, bh);
- if (error)
+ if (error) {
+ brelse(bh);
return ERR_PTR(error);
+ }
return bh;
}