From: Vasily Averin <vvs@virtuozzo.com>
Date: Tue, 6 Nov 2018 21:20:40 +0000 (-0500)
Subject: ext4: fix possible inode leak in the retry loop of ext4_resize_fs()
X-Git-Tag: v3.18.126~15
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f817fb9e4475a27460fea2e04971e557bdbd85a4;p=profile%2Fwearable%2Fplatform%2Fkernel%2Flinux-3.18-exynos7270.git

ext4: fix possible inode leak in the retry loop of ext4_resize_fs()

commit db6aee62406d9fbb53315fcddd81f1dc271d49fa upstream.

Fixes: 1c6bd7173d66 ("ext4: convert file system to meta_bg if needed ...")
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org # 3.7
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index e24ea16..a6e6e39 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -2028,6 +2028,10 @@ retry:
 		n_blocks_count_retry = 0;
 		free_flex_gd(flex_gd);
 		flex_gd = NULL;
+		if (resize_inode) {
+			iput(resize_inode);
+			resize_inode = NULL;
+		}
 		goto retry;
 	}