diff --git a/include/net/sock.h b/include/net/sock.h
index 182ca99..25afaa0 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1037,7 +1037,7 @@
 	       sk->sk_prot->name, sk, atomic_read(&sk->sk_prot->socks));
 }
 
-inline void sk_refcnt_debug_release(const struct sock *sk)
+static inline void sk_refcnt_debug_release(const struct sock *sk)
 {
 	if (atomic_read(&sk->sk_refcnt) != 1)
 		printk(KERN_DEBUG "Destruction of the %s socket %p delayed, refcnt=%d\n",