cmd_usage(): simplify return code handling

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

diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index 13325bc8363bcd0f1bb19eafd445c910cda19a58..1198954bb503c17f59be74299466d7816b6970c5 100644 (file)
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -407,10 +407,8 @@ void forceenv (char *varname, char *varvalue)
 
 int do_setenv (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
-       if (argc < 2) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 2)
+               return cmd_usage(cmdtp);
 
        return _do_setenv (flag, argc, argv);
 }
@@ -433,15 +431,13 @@ int do_askenv ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        local_args[2] = NULL;
        local_args[3] = NULL;
 
-       if (argc < 2) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 2)
+               return cmd_usage(cmdtp);
+
        /* Check the syntax */
        switch (argc) {
        case 1:
-               cmd_usage(cmdtp);
-               return 1;
+               return cmd_usage(cmdtp);
 
        case 2:         /* askenv envname */
                sprintf (message, "Please enter '%s':", argv[1]);
@@ -503,10 +499,8 @@ int do_editenv(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        char *init_val;
        int len;
 
-       if (argc < 2) {
-               cmd_usage(cmdtp);
-               return 1;
-       }
+       if (argc < 2)
+               return cmd_usage(cmdtp);
 
        /* Set read buffer to initial value or empty sting */
        init_val = getenv(argv[1]);