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>

1 files changed, 8 insertions, 12 deletions

diff --git a/drivers/misc/fsl_pmic.c b/drivers/misc/fsl_pmic.c
index 274327f..dca0a1d 100644
--- a/drivers/misc/fsl_pmic.c
+++ b/drivers/misc/fsl_pmic.c
@@ -163,26 +163,22 @@ int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	u32 val;
 
 	/* at least two arguments please */
-	if (argc < 2) {
-		cmd_usage(cmdtp);
-		return 1;
-	}
+	if (argc < 2)
+		return cmd_usage(cmdtp);
 
 	cmd = argv[1];
 	if (strcmp(cmd, "dump") == 0) {
-		if (argc < 3) {
-			cmd_usage(cmdtp);
-			return 1;
-		}
+		if (argc < 3)
+			return cmd_usage(cmdtp);
+
 		nregs = simple_strtoul(argv[2], NULL, 16);
 		pmic_dump(nregs);
 		return 0;
 	}
 	if (strcmp(cmd, "write") == 0) {
-		if (argc < 4) {
-			cmd_usage(cmdtp);
-			return 1;
-		}
+		if (argc < 4)
+			return cmd_usage(cmdtp);
+
 		nregs = simple_strtoul(argv[2], NULL, 16);
 		val = simple_strtoul(argv[3], NULL, 16);
 		pmic_reg_write(nregs, val);