diff --git a/kernel/seccomp.c b/kernel/seccomp.c
index bb3a38005b9cc3f3b9f80d49c40bb9428e12a20d..0ae832e13b974041002c508f03a7c9cc8d6d7a6d 100644
--- a/kernel/seccomp.c
+++ b/kernel/seccomp.c
@@ -473,7 +473,7 @@ static long seccomp_attach_filter(unsigned int flags,
 	return 0;
 }
 
-void __get_seccomp_filter(struct seccomp_filter *filter)
+static void __get_seccomp_filter(struct seccomp_filter *filter)
 {
 	/* Reference count is bounded by the number of total processes. */
 	refcount_inc(&filter->usage);