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authorVasily Averin <vvs@virtuozzo.com>2018-11-07 22:36:23 -0500
committerTheodore Ts'o <tytso@mit.edu>2018-11-07 22:36:23 -0500
commitde59fae0043f07de5d25e02ca360f7d57bfa5866 (patch)
tree3dc349c55a3f4a494d019d043a5a2fc7e273b56c /fs/ext4/namei.c
parent53692ec074d00589c2cf1d6d17ca76ad0adce6ec (diff)
downloadlinux-stericsson-de59fae0043f07de5d25e02ca360f7d57bfa5866.tar.gz
ext4: fix buffer leak in __ext4_read_dirblock() on error path
Fixes: dc6982ff4db1 ("ext4: refactor code to read directory blocks ...") Signed-off-by: Vasily Averin <vvs@virtuozzo.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org # 3.9
Diffstat (limited to 'fs/ext4/namei.c')
-rw-r--r--fs/ext4/namei.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index d388cce72db2..6a6b90363ef1 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -126,6 +126,7 @@ static struct buffer_head *__ext4_read_dirblock(struct inode *inode,
if (!is_dx_block && type == INDEX) {
ext4_error_inode(inode, func, line, block,
"directory leaf block found instead of index block");
+ brelse(bh);
return ERR_PTR(-EFSCORRUPTED);
}
if (!ext4_has_metadata_csum(inode->i_sb) ||