Fix crash when sleep and retries argument was not given to RetryDial application.

(closes issue #14647)
Reported by: sherpya

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@181612 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_dial.c b/apps/app_dial.c
index db627dd..3466f41 100644 (file)
--- a/apps/app_dial.c
+++ b/apps/app_dial.c
@@ -2268,10 +2268,12 @@ static int retrydial_exec(struct ast_channel *chan, void *data)
        parse = ast_strdupa(data);
        AST_STANDARD_APP_ARGS(args, parse);
 
-       if ((sleepms = atoi(args.sleep)))
+       if (!ast_strlen_zero(args.sleep) && (sleepms = atoi(args.sleep)))
                sleepms *= 1000;
 
-       loops = atoi(args.retries);
+       if (!ast_strlen_zero(args.retries)) {
+               loops = atoi(args.retries);
+       }
 
        if (!args.dialdata) {
                ast_log(LOG_ERROR, "%s requires a 4th argument (dialdata)\n", rapp);