diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 4bf4807f2d44..41a049f50f58 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -800,7 +800,8 @@ static void selinux_sb_clone_mnt_opts(const struct super_block *oldsb,
 	mutex_unlock(&newsbsec->lock);
 }
 
-int selinux_parse_opts_str(char *options, struct security_mnt_opts *opts)
+static int selinux_parse_opts_str(char *options,
+				  struct security_mnt_opts *opts)
 {
 	char *p;
 	char *context = NULL, *defcontext = NULL;