Reverse order of args to fread.

This way, we don't always write a null byte into
byte 1 of the buffer

(closes issue #15905)
Reported by: ebroad
Patches:
      freadfix.patch uploaded by ebroad (license 878)
Tested by: ebroad



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@218933 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -2964,7 +2964,7 @@ static void *_sip_tcp_helper_thread(struct sip_pvt *pvt, struct ast_tcptls_sessi
 			while (cl > 0) {
 				size_t bytes_read;
 				ast_mutex_lock(&tcptls_session->lock);
-				if (!(bytes_read = fread(buf, MIN(sizeof(buf) - 1, cl), 1, tcptls_session->f))) {
+				if (!(bytes_read = fread(buf, 1, MIN(sizeof(buf) - 1, cl), tcptls_session->f))) {
 					ast_mutex_unlock(&tcptls_session->lock);
 					goto cleanup;
 				}