diff --git a/net/core/sock.c b/net/core/sock.c
index 5ec90f99e1028..c761c4a0b66b1 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -3531,7 +3531,7 @@ int proto_register(struct proto *prot, int alloc_slab)
 	return ret;
 
 out_free_timewait_sock_slab:
-	if (alloc_slab && prot->twsk_prot)
+	if (alloc_slab)
 		tw_prot_cleanup(prot->twsk_prot);
 out_free_request_sock_slab:
 	if (alloc_slab) {