Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm...

[firefly-linux-kernel-4.4.55.git] / fs / proc / root.c

diff --git a/fs/proc/root.c b/fs/proc/root.c
index df4e4561dbbf3c1497c7ebf9a524cd190acc9821..7c30fce037c0e9cbf6d848aeb7cc1f8c25a13e83 100644 (file)
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -115,12 +115,13 @@ static struct dentry *proc_mount(struct file_system_type *fs_type,
        if (IS_ERR(sb))
                return ERR_CAST(sb);
 
+       if (!proc_parse_options(options, ns)) {
+               deactivate_locked_super(sb);
+               return ERR_PTR(-EINVAL);
+       }
+
        if (!sb->s_root) {
                sb->s_flags = flags;
-               if (!proc_parse_options(options, ns)) {
-                       deactivate_locked_super(sb);
-                       return ERR_PTR(-EINVAL);
-               }
                err = proc_fill_super(sb);
                if (err) {
                        deactivate_locked_super(sb);