From: Zhihao Cheng chengzhihao1@huawei.com
commit 58f6e78a65f1fcbf732f60a7478ccc99873ff3ba upstream.
Fix some potential memory leaks in error handling branches while iterating dent entries. For example, function dbg_check_dir() forgets to free pdent if it exists.
Signed-off-by: Zhihao Cheng chengzhihao1@huawei.com Cc: stable@vger.kernel.org Fixes: 1e51764a3c2ac05a2 ("UBIFS: add new flash file system") Signed-off-by: Richard Weinberger richard@nod.at Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- fs/ubifs/debug.c | 1 + 1 file changed, 1 insertion(+)
--- a/fs/ubifs/debug.c +++ b/fs/ubifs/debug.c @@ -1123,6 +1123,7 @@ int dbg_check_dir(struct ubifs_info *c, err = PTR_ERR(dent); if (err == -ENOENT) break; + kfree(pdent); return err; }