cmd_usage(): simplify return code handling

Lots of code use this construct:

	cmd_usage(cmdtp);
	return 1;

Change cmd_usage() let it return 1 - then we can replace all these
ocurrances by

	return cmd_usage(cmdtp);

This fixes a few places with incorrect return code handling, too.

Signed-off-by: Wolfgang Denk <wd@denx.de>

1 files changed, 0 insertions, 6 deletions

diff --git a/board/barco/barco.c b/board/barco/barco.c
index b8d968b9153..6ce3480782b 100644
--- a/board/barco/barco.c
+++ b/board/barco/barco.c
@@ -290,12 +290,6 @@ void barcobcd_boot (void)
 
 int barcobcd_boot_image (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
-#if 0
-	if (argc > 1) {
-		cmd_usage(cmdtp);
-		return 1;
-	}
-#endif
 	barcobcd_boot ();
 
 	return 0;