Remove unused variable in incoming.c

src/incoming.c

@@ -1054,7 +1054,6 @@ int incoming_parse(struct worker_t *self, struct client_t *c, char *s, int len)
 	/* How much there really is data? */
 	pb->packet_len = p - pb->data;
 	
-	packet_end = p; /* for easier overflow checking expressions */
 	/* fill necessary info for parsing and dupe checking in the packet buffer */
 	pb->srcname = pb->data;
 	pb->srcname_len = src_len;