Use the correct target of sizeof().

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@1556 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/tcp.c

@@ -80,7 +80,7 @@ TCP_myname(int sock, char *abuf, unsigned alen, char *pbuf, unsigned plen)
 	struct sockaddr	*addr = (void*)&addr_s;
 	socklen_t l;
 
-	l = sizeof addr;
+	l = sizeof addr_s;
 	AZ(getsockname(sock, addr, &l));
 	TCP_name(addr, l, abuf, alen, pbuf, plen);
 }