trace-cmd: Remove some dead code from trace-listen.c

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/trace-listen.c b/trace-listen.c
index d1314a5..24525ac 100644
--- a/trace-listen.c
+++ b/trace-listen.c
@@ -112,10 +112,6 @@
 		peer_addr_len = sizeof(peer_addr);
 		/* TODO, make this copyless! */
 		n = read(sfd, buf, page_size);
-#if 0
-		n = recvfrom(sfd, buf, page_size, 0,
-			     (struct sockaddr *)&peer_addr, &peer_addr_len);
-#endif
 		if (!n)
 			break;
 		if (n < page_size && !once) {