diff --git a/kernel/pid_sysctl.h b/kernel/pid_sysctl.h
index d67a4d45bb42..b26e027fc9cd 100644
--- a/kernel/pid_sysctl.h
+++ b/kernel/pid_sysctl.h
@@ -52,7 +52,6 @@ static inline void register_pid_ns_sysctl_table_vm(void)
 }
 #else
 static inline void initialize_memfd_noexec_scope(struct pid_namespace *ns) {}
-static inline void set_memfd_noexec_scope(struct pid_namespace *ns) {}
 static inline void register_pid_ns_sysctl_table_vm(void) {}
 #endif