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cmd_usage(): simplify return code handling

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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>
This commit is contained in:
Wolfgang Denk
2010-07-24 20:43:57 +02:00
parent debb6299ac
commit 47e26b1bf9
89 changed files with 454 additions and 833 deletions
Download Patch File Download Diff File Expand all files Collapse all files
common/cmd_cache.c
+2 -12
View File
@@ -34,10 +34,6 @@ int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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 @@ int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
icache_status() ? "ON" : "OFF");
return 0;
default:
cmd_usage(cmdtp);
return 1;
return cmd_usage(cmdtp);
}
return 0;
}
@@ -60,10 +55,6 @@ int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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 @@ int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
dcache_status() ? "ON" : "OFF");
return 0;
default:
cmd_usage(cmdtp);
return 1;
return cmd_usage(cmdtp);
}
return 0;