From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 4 Sep 2019 09:59:08 +0000 (+0300)
Subject: staging: exfat: Fix two missing unlocks on error paths
X-Git-Tag: v5.4-rc1~134^2~54
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7f95bb6aa3dd4f732edb05fe64b255b27bcc97d2;p=thirdparty%2Flinux.git

staging: exfat: Fix two missing unlocks on error paths

These two error paths need to unlock before we can return.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20190904095908.GA7007@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/exfat/exfat_super.c b/drivers/staging/exfat/exfat_super.c
index 0cd93b9742a65..95bb606766b6b 100644
--- a/drivers/staging/exfat/exfat_super.c
+++ b/drivers/staging/exfat/exfat_super.c
@@ -1208,8 +1208,10 @@ static int ffsTruncateFile(struct inode *inode, u64 old_size, u64 new_size)
 		} else {
 			while (num_clusters > 0) {
 				last_clu = clu.dir;
-				if (FAT_read(sb, clu.dir, &clu.dir) == -1)
-					return FFS_MEDIAERR;
+				if (FAT_read(sb, clu.dir, &clu.dir) == -1) {
+					ret = FFS_MEDIAERR;
+					goto out;
+				}
 				num_clusters--;
 			}
 		}