Index: channels/chan_iax2.c
===================================================================
--- channels/chan_iax2.c	(revision 76430)
+++ channels/chan_iax2.c	(revision 76431)
@@ -709,7 +709,7 @@
 	struct sockaddr_in iosin;
 	unsigned char readbuf[4096]; 
 	unsigned char *buf;
-	size_t buf_len;
+	ssize_t buf_len;
 	size_t buf_size;
 	int iofd;
 	time_t checktime;