commit 47e26b1bf91ddef69f4a3892815c857db094cef9
author Wolfgang Denk <wd@denx.de> Sat Jul 17 01:06:04 2010 +0200
committer Wolfgang Denk <wd@denx.de> Sat Jul 24 20:43:57 2010 +0200
tree 7d688085d23779707c637703273f79bd3cca83e0
parent debb6299ac1180a08f29f88c6d782b21a9c98707

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>

common/cmd_mfsl.c

diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c
index eeef2cd..00180b0 100644
--- a/common/cmd_mfsl.c
+++ b/common/cmd_mfsl.c
@@ -37,17 +37,14 @@
 	unsigned int num;
 	unsigned int blocking;
 
-	if (argc < 2) {
-		cmd_usage(cmdtp);
-		return 1;
-	}
+	if (argc < 2)
+		return cmd_usage(cmdtp);
 
 	fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16);
 	blocking = (unsigned int)simple_strtoul (argv[2], NULL, 16);
 	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
 		puts ("Bad number of FSL\n");
-		cmd_usage(cmdtp);
-		return 1;
+		return cmd_usage(cmdtp);
 	}
 
 	switch (fslnum) {
@@ -195,18 +192,14 @@
 	unsigned int num;
 	unsigned int blocking;
 
-	if (argc < 3) {
-		cmd_usage(cmdtp);
-		return 1;
-	}
+	if (argc < 3)
+		return cmd_usage(cmdtp);
 
 	fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16);
 	num = (unsigned int)simple_strtoul (argv[2], NULL, 16);
 	blocking = (unsigned int)simple_strtoul (argv[3], NULL, 16);
-	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
-		cmd_usage(cmdtp);
-		return 1;
-	}
+	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER)
+		return cmd_usage(cmdtp);
 
 	switch (fslnum) {
 #if (XILINX_FSL_NUMBER > 0)
@@ -353,10 +346,9 @@
 	unsigned int reg = 0;
 	unsigned int val = 0;
 
-	if (argc < 2) {
-		cmd_usage(cmdtp);
-		return 1;
-	}
+	if (argc < 2)
+		return cmd_usage(cmdtp);
+
 	reg = (unsigned int)simple_strtoul (argv[1], NULL, 16);
 	val = (unsigned int)simple_strtoul (argv[2], NULL, 16);
 	switch (reg) {