[svn:parrot] r45726 - trunk/src

[plobsing at svn.parrot.org]

Author: plobsing
Date: Fri Apr 16 22:42:03 2010
New Revision: 45726
URL: https://trac.parrot.org/parrot/changeset/45726

Log:
fix "--hash-seed 12345678"

check for null *before* incrementing pointer

Modified:
   trunk/src/main.c

Modified: trunk/src/main.c
==============================================================================
--- trunk/src/main.c	Fri Apr 16 21:41:33 2010	(r45725)
+++ trunk/src/main.c	Fri Apr 16 22:42:03 2010	(r45726)
@@ -398,11 +398,11 @@
         }
         else if (!strncmp(arg, "--hash-seed", 11)) {
 
-            arg = strrchr(arg, '=')+1;
-            if (!arg) {
-                ++pos;
-                arg = argv[pos];
-            }
+            if ((arg = strrchr(arg, '=')))
+                arg++;
+            else
+                arg = argv[++pos];
+
             if (is_all_hex_digits(arg)) {
                 interp->hash_seed = strtoul(arg, NULL, 16);
             }