Don't reconnect db on reload unless there was a failure

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1741 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_iax.c

@@ -4932,7 +4932,7 @@ static int set_config(char *config_file, struct sockaddr_in* sin){
 	ast_destroy(cfg);
 #ifdef MYSQL_FRIENDS
 	/* Connect to db if appropriate */
-	if (strlen(mydbname)) {
+	if (!mysql && strlen(mydbname)) {
 		mysql = mysql_init(NULL);
 		if (!mysql_real_connect(mysql, mydbhost[0] ? mydbhost : NULL, mydbuser, mydbpass, mydbname, 0, NULL, 0)) {
 			memset(mydbpass, '*', strlen(mydbpass));

channels/chan_iax2.c

@@ -5516,7 +5516,7 @@ static int set_config(char *config_file, struct sockaddr_in* sin){
 	set_timing();
 #ifdef MYSQL_FRIENDS
 	/* Connect to db if appropriate */
-	if (strlen(mydbname)) {
+	if (!mysql && strlen(mydbname)) {
 		mysql = mysql_init(NULL);
 		if (!mysql_real_connect(mysql, mydbhost[0] ? mydbhost : NULL, mydbuser, mydbpass, mydbname, 0, NULL, 0)) {
 			memset(mydbpass, '*', strlen(mydbpass));