mkenvimage: fix usage message
Don't use argv[0] for usage() because it may or may not be clobbered
by the previous call to basename(). Use "prg" instead as it is done
in the rest of the code.
Signed-off-by: Wolfgang Denk <wd@denx.de>
Acked-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/tools/mkenvimage.c b/tools/mkenvimage.c
index f781731..64f5340 100644
--- a/tools/mkenvimage.c
+++ b/tools/mkenvimage.c
@@ -123,7 +123,7 @@
case ':':
fprintf(stderr, "Missing argument for option -%c\n",
optopt);
- usage(argv[0]);
+ usage(prg);
return EXIT_FAILURE;
default:
fprintf(stderr, "Wrong option -%c\n", optopt);