Fix typo in memset call

--- ./libteredo/peerlist.c

+++ ./libteredo/peerlist.c

@@ -288,7 +288,7 @@ teredo_peerlist *teredo_list_create (unsigned max, unsigned expiration)

 	if (l == NULL)

 		return NULL;

-	memset (l, 0, sizeof (l));

+	memset (l, 0, sizeof (*l));

 	pthread_mutex_init (&l->lock, NULL);

 	l->recent = l->old = NULL;

 	l->left = max;