Index: chan_iax2.c
===================================================================
--- chan_iax2.c	(revision 16775)
+++ chan_iax2.c	(working copy)
@@ -1609,19 +1609,14 @@
 	int res;
 	char iabuf[INET_ADDRSTRLEN];
 	int callno = f->callno;
+
+	/* Don't send if there was an error, but return error instead */
+	if (!callno || !iaxs[callno] || iaxs[callno]->error)
+	    return -1;
 	
 	/* Called with iaxsl held */
-	if (!iaxs[callno])
-		return -1;
 	if (option_debug > 2 && iaxdebug)
 		ast_log(LOG_DEBUG, "Sending %d on %d/%d to %s:%d\n", f->ts, callno, iaxs[callno]->peercallno, ast_inet_ntoa(iabuf, sizeof(iabuf), iaxs[callno]->addr.sin_addr), ntohs(iaxs[callno]->addr.sin_port));
-	/* Don't send if there was an error, but return error instead */
-	if (!callno) {
-		ast_log(LOG_WARNING, "Call number = %d\n", callno);
-		return -1;
-	}
-	if (iaxs[callno]->error)
-		return -1;
 	if (f->transfer) {
 		if (iaxdebug)
 			iax_showframe(f, NULL, 0, &iaxs[callno]->transfer, f->datalen - sizeof(struct ast_iax2_full_hdr));