From 735637fa4d43cc5800e4c6e60002c36b6cd22fe6 Mon Sep 17 00:00:00 2001
From: Anthony Minessale <anthm@signalwire.com>
Date: Mon, 15 Jun 2020 19:43:46 +0000
Subject: [PATCH] [core] don't decode strings with no encoding in them

---
 src/switch_utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/switch_utils.c b/src/switch_utils.c
index 1d590d24f4..107d1a8643 100644
--- a/src/switch_utils.c
+++ b/src/switch_utils.c
@@ -3508,7 +3508,7 @@ SWITCH_DECLARE(char *) switch_url_decode(char *s)
 	char *o;
 	unsigned int tmp;
 
-	if (zstr(s)) {
+	if (zstr(s) || !strchr(s, '%')) {
 		return s;
 	}