From 071aca128c3e1147370bbbc3d5bcf1b994c8ac34 Mon Sep 17 00:00:00 2001
From: Kumar Harsh <hkumar@juniper.net>
Date: Fri, 27 Jul 2018 17:03:25 +0530
Subject: [PATCH] Filter expression should not start with a separator as its a
 malformed request in vrouter cli.

    Closes-Bug: #1734896

Change-Id: Iad450df0d9196a90d2cf5bd51e41c79a9d00b47e
---
 utils/vr_util.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/utils/vr_util.c b/utils/vr_util.c
index a90d03914..07d440773 100644
--- a/utils/vr_util.c
+++ b/utils/vr_util.c
@@ -64,6 +64,12 @@ vr_extract_token(char *string, char token_separator)
         return NULL;
     }
 
+    /* If first character is a separator its a malforned request */
+    if (*string == token_separator) {
+        printf("Malformed request: separator used incorrectly \n");
+        return NULL;
+    }
+
     /* start searching for the token */
     sep = strchr(string, token_separator);
     if (sep) {