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>
diff --git a/common/cmd_cache.c b/common/cmd_cache.c
index be87b5c..5cdd834 100644
--- a/common/cmd_cache.c
+++ b/common/cmd_cache.c
@@ -34,10 +34,6 @@
switch (argc) {
case 2: /* on / off */
switch (on_off(argv[1])) {
-#if 0 /* prevented by varargs handling; FALLTROUGH is harmless, too */
- default: cmd_usage(cmdtp);
- return;
-#endif
case 0: icache_disable();
break;
case 1: icache_enable ();
@@ -49,8 +45,7 @@
icache_status() ? "ON" : "OFF");
return 0;
default:
- cmd_usage(cmdtp);
- return 1;
+ return cmd_usage(cmdtp);
}
return 0;
}
@@ -60,10 +55,6 @@
switch (argc) {
case 2: /* on / off */
switch (on_off(argv[1])) {
-#if 0 /* prevented by varargs handling; FALLTROUGH is harmless, too */
- default: cmd_usage(cmdtp);
- return;
-#endif
case 0: dcache_disable();
break;
case 1: dcache_enable ();
@@ -75,8 +66,7 @@
dcache_status() ? "ON" : "OFF");
return 0;
default:
- cmd_usage(cmdtp);
- return 1;
+ return cmd_usage(cmdtp);
}
return 0;