Index: reactos/base/applications/network/ping/ping.c
===================================================================
--- reactos/base/applications/network/ping/ping.c	(revision 51172)
+++ reactos/base/applications/network/ping/ping.c	(working copy)
@@ -238,7 +238,7 @@
     ULONG Value;
 
     Value = GetULONG(String1);
-    if (InvalidOption)
+    if (InvalidOption && String2)
     {
         InvalidOption = FALSE;
         if (String2[0] != L'-')