提交 8a3db184 编写于 作者: S Sergei Trofimovich 提交者: David Sterba

btrfs: fix early abort in 'remount'

Cc: Jeff Mahoney <jeffm@suse.com>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: Josef Bacik <josef@redhat.com>
Signed-off-by: NSergei Trofimovich <slyfox@gentoo.org>
上级 37db63a4
......@@ -1152,13 +1152,15 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
if (ret)
goto restore;
} else {
if (fs_info->fs_devices->rw_devices == 0)
if (fs_info->fs_devices->rw_devices == 0) {
ret = -EACCES;
goto restore;
}
if (btrfs_super_log_root(fs_info->super_copy) != 0)
if (btrfs_super_log_root(fs_info->super_copy) != 0) {
ret = -EINVAL;
goto restore;
}
ret = btrfs_cleanup_fs_roots(fs_info);
if (ret)
......
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