From 47e26b1bf91ddef69f4a3892815c857db094cef9 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Sat, 17 Jul 2010 01:06:04 +0200 Subject: 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 --- board/digsy_mtc/cmd_mtc.c | 21 +++++++-------------- 1 file changed, 7 insertions(+), 14 deletions(-) (limited to 'board/digsy_mtc') diff --git a/board/digsy_mtc/cmd_mtc.c b/board/digsy_mtc/cmd_mtc.c index 621980dfce..ba0c36770e 100644 --- a/board/digsy_mtc/cmd_mtc.c +++ b/board/digsy_mtc/cmd_mtc.c @@ -75,10 +75,8 @@ static int do_mtc_led(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) int err; int i; - if (argc < 2) { - cmd_usage(cmdtp); - return -1; - } + if (argc < 2) + return cmd_usage(cmdtp); memset(&pcmd, 0, sizeof(pcmd)); memset(&prx, 0, sizeof(prx)); @@ -149,10 +147,8 @@ static int do_mtc_digout(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv int err; uchar channel_mask = 0; - if (argc < 3) { - cmd_usage(cmdtp); - return -1; - } + if (argc < 3) + return cmd_usage(cmdtp); if (strncmp(argv[1], "on", 2) == 0) channel_mask |= 1; @@ -178,10 +174,8 @@ static int do_mtc_digin(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[ int err; uchar channel_num = 0; - if (argc < 2) { - cmd_usage(cmdtp); - return -1; - } + if (argc < 2) + return cmd_usage(cmdtp); channel_num = simple_strtol(argv[1], NULL, 10); if ((channel_num != 1) && (channel_num != 2)) { @@ -332,8 +326,7 @@ int cmd_mtc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) return c->cmd(c, flag, argc, argv); } else { /* Unrecognized command */ - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } return err; -- cgit