From ee33e6941b66688abefd879306da67c5f0b36760 Mon Sep 17 00:00:00 2001
From: Oleg Hahm <oleg@hobbykeller.org>
Date: Wed, 11 Nov 2015 16:03:39 +0100
Subject: [PATCH] shell ping6: do not try to parse address as count

The first parameter should be handled as count only if there are at least two parameters given.
---
 sys/shell/commands/sc_icmpv6_echo.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/sys/shell/commands/sc_icmpv6_echo.c b/sys/shell/commands/sc_icmpv6_echo.c
index 2b634c063..1de251599 100644
--- a/sys/shell/commands/sc_icmpv6_echo.c
+++ b/sys/shell/commands/sc_icmpv6_echo.c
@@ -161,11 +161,7 @@ int _icmpv6_ping(int argc, char **argv)
         usage(argv);
         return 1;
     }
-    else if ((count = atoi(argv[1])) > 0) {
-        if (argc < 3) {
-            usage(argv);
-            return 1;
-        }
+    else if ((argc > 2) &&  ((count = atoi(argv[1])) > 0)) {
         param_offset = 1;
     }
     else {