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/drivers/misc/ds4510.c b/drivers/misc/ds4510.c
index 5b33c1f..aa893c3 100644
--- a/drivers/misc/ds4510.c
+++ b/drivers/misc/ds4510.c
@@ -294,8 +294,7 @@
if (!c || !((argc == (c->maxargs)) ||
(((int)c->cmd == DS4510_CMD_DEVICE) &&
(argc == (c->maxargs - 1))))) {
- cmd_usage(cmdtp);
- return 1;
+ return cmd_usage(cmdtp);
}
/* arg2 used as chip addr and pin number */
@@ -366,14 +365,12 @@
#ifdef CONFIG_CMD_DS4510_MEM
/* Only eeprom, seeprom, and sram commands should make it here */
- if (strcmp(argv[2], "read") == 0) {
+ if (strcmp(argv[2], "read") == 0)
rw_func = ds4510_mem_read;
- } else if (strcmp(argv[2], "write") == 0) {
+ else if (strcmp(argv[2], "write") == 0)
rw_func = ds4510_mem_write;
- } else {
- cmd_usage(cmdtp);
- return 1;
- }
+ else
+ return cmd_usage(cmdtp);
addr = simple_strtoul(argv[3], NULL, 16);
off += simple_strtoul(argv[4], NULL, 16);