From 55ed8c7b139571472e71fb383d6829af9c3ce1ee Mon Sep 17 00:00:00 2001
From: Anthony Minessale <anthm@freeswitch.org>
Date: Thu, 10 Oct 2013 04:40:56 +0500
Subject: [PATCH] FS-5861 --resolve

---
 src/mod/applications/mod_dptools/mod_dptools.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/mod/applications/mod_dptools/mod_dptools.c b/src/mod/applications/mod_dptools/mod_dptools.c
index 1146dc38ca..5fe2c57e5b 100755
--- a/src/mod/applications/mod_dptools/mod_dptools.c
+++ b/src/mod/applications/mod_dptools/mod_dptools.c
@@ -283,10 +283,17 @@ SWITCH_STANDARD_APP(clear_digit_action_function)
 {
 	//switch_channel_t *channel = switch_core_session_get_channel(session);
 	switch_ivr_dmachine_t *dmachine;
-	char *realm = switch_core_session_strdup(session, data);
+	char *realm = NULL;
 	char *target_str;
 	switch_digit_action_target_t target = DIGIT_TARGET_SELF;
 
+	if (zstr(realm)) {
+		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "clear_digit_action called with no args");
+		return;
+	}
+
+	realm = switch_core_session_strdup(session, data);
+
 	if ((target_str = strchr(realm, ','))) {
 		*target_str++ = '\0';
 		target = str2target(target_str);