cmd_usage(): simplify return code handling

[karo-tx-uboot.git] / common / cmd_vfd.c

diff --git a/common/cmd_vfd.c b/common/cmd_vfd.c
index 9c5b0385b5a2484c0623df91a592540e90992210..18c14d1f3bc9456eac24618b5492ef910310e022 100644 (file)
--- a/common/cmd_vfd.c
+++ b/common/cmd_vfd.c
@@ -45,14 +45,12 @@ extern int transfer_pic(unsigned char, unsigned char *, int, int);
 
 int trab_vfd (ulong bitmap);
 
-int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        ulong bitmap;
 
-       if (argc != 2) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc != 2)
+               return cmd_usage(cmdtp);
 
        if (argv[1][0] == '/') {        /* select bitmap by number */
                bitmap = simple_strtoul(argv[1]+1, NULL, 10);