From: Sergei Trofimovich <sly...@gentoo.org>
Cc: Jeff Mahoney <je...@suse.com>
Cc: Chris Mason <chris.ma...@oracle.com>
Cc: Josef Bacik <jo...@redhat.com>
Signed-off-by: Sergei Trofimovich <sly...@gentoo.org>
---
fs/btrfs/super.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 8d5d380..0b296f2 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1149,12 +1149,16 @@ static int btrfs_remount(struct super_block *sb, int
*flags, char *data)
goto restore;
} else {
if (fs_info->fs_devices->rw_devices == 0)
+ {
ret = -EACCES;
goto restore;
+ }
if (btrfs_super_log_root(fs_info->super_copy) != 0)
+ {
ret = -EINVAL;
goto restore;
+ }
ret = btrfs_cleanup_fs_roots(fs_info);
if (ret)
--
1.7.8.5
--
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