From patchwork Fri Mar 20 16:38:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugeniy Paltsev X-Patchwork-Id: 244011 List-Id: U-Boot discussion From: Eugeniy.Paltsev at synopsys.com (Eugeniy Paltsev) Date: Fri, 20 Mar 2020 19:38:17 +0300 Subject: [PATCH] CMD: random: fix return code Message-ID: <20200320163817.8628-1-Eugeniy.Paltsev@synopsys.com> As of today 'random' command return 1 (CMD_RET_FAILURE) in case of successful execution and 0 (CMD_RET_SUCCESS) in case of bad arguments. Fix that. NOTE: we remove printing usage information from command body so it won't print twice. Signed-off-by: Eugeniy Paltsev Reviewed-by: Simon Glass --- cmd/mem.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/cmd/mem.c b/cmd/mem.c index 6d54f195272..6b4897dfd94 100644 --- a/cmd/mem.c +++ b/cmd/mem.c @@ -1102,10 +1102,8 @@ static int do_random(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) unsigned char *buf8; unsigned int i; - if (argc < 3 || argc > 4) { - printf("usage: %s []\n", argv[0]); - return 0; - } + if (argc < 3 || argc > 4) + return CMD_RET_USAGE; len = simple_strtoul(argv[2], NULL, 16); addr = simple_strtoul(argv[1], NULL, 16); @@ -1132,7 +1130,8 @@ static int do_random(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) unmap_sysmem(start); printf("%lu bytes filled with random data\n", len); - return 1; + + return CMD_RET_SUCCESS; } #endif