From 2edd0530a6d3dfc428bedc3d9628093775673389 Mon Sep 17 00:00:00 2001
From: Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>
Date: Sat, 10 Dec 2011 17:15:48 +0100
Subject: [PATCH] Only call strtoul when there is an argument that strtoul can
 work on

---
 flash/main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/flash/main.c b/flash/main.c
index 8781941..39910b6 100644
--- a/flash/main.c
+++ b/flash/main.c
@@ -48,8 +48,8 @@ static int get_opts(struct opts* o, int ac, char** av)
       o->devname = av[1];
       i = 1;
     }
-
-    o->size = strtoul(av[i + 3], NULL, 16);
+    if (ac > 3)
+	o->size = strtoul(av[i + 3], NULL, 16);
   }
   else if (strcmp(av[0], "write") == 0)
   {
-- 
2.30.2