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authorKirill Tkhai <ktkhai@virtuozzo.com>2016-02-16 00:20:19 -0500
committerTheodore Ts'o <tytso@mit.edu>2016-02-16 00:20:19 -0500
commitc906f38e8853cfd407b30d2f4756a93c1d8f698f (patch)
tree0b5b36250b418721d72c3321294807604c66ed2e /fs/ext4/dir.c
parent56263b4ceba90b1db77a6b31e22726f101bca807 (diff)
downloadlinux-c906f38e8853cfd407b30d2f4756a93c1d8f698f.tar.bz2
ext4: fix memleak in ext4_readdir()
When ext4_bread() fails, fname_crypto_str remains allocated after return. Fix that. Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> CC: Dmitry Monakhov <dmonakhov@virtuozzo.com>
Diffstat (limited to 'fs/ext4/dir.c')
-rw-r--r--fs/ext4/dir.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 6d17f31a31d7..33f5e2a50cf8 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -163,8 +163,11 @@ static int ext4_readdir(struct file *file, struct dir_context *ctx)
index, 1);
file->f_ra.prev_pos = (loff_t)index << PAGE_CACHE_SHIFT;
bh = ext4_bread(NULL, inode, map.m_lblk, 0);
- if (IS_ERR(bh))
- return PTR_ERR(bh);
+ if (IS_ERR(bh)) {
+ err = PTR_ERR(bh);
+ bh = NULL;
+ goto errout;
+ }
}
if (!bh) {