selinux: make selinux_set_mnt_opts() static

selinux_set_mnt_opts() can become static.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 81bfcf1..be6de0b 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -583,8 +583,8 @@
  * Allow filesystems with binary mount data to explicitly set mount point
  * labeling information.
  */
-int selinux_set_mnt_opts(struct super_block *sb, char **mount_options,
-				 int *flags, int num_opts)
+static int selinux_set_mnt_opts(struct super_block *sb, char **mount_options,
+				int *flags, int num_opts)
 {
 	int rc = 0, i;
 	struct task_security_struct *tsec = current->security;