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authorWolfgang Denk <wd@denx.de>2010-09-07 21:28:20 +0200
committerWolfgang Denk <wd@denx.de>2010-09-07 21:28:20 +0200
commit67bd94148e4a728379f7c748f5e101612a92651a (patch)
treede924a24827101364af8c9505e2cd5f79ff85fee /common
parent359ec4931944adb885882deb9b781e4095eabc94 (diff)
parentc2ca44c24b77e8f65bd5c564576d8eee1a78b4f5 (diff)
Merge branch 'master' of git://git.denx.de/u-boot-i2c
Diffstat (limited to 'common')
-rw-r--r--common/cmd_i2c.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 371e022f79..1283c82afb 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -152,7 +152,7 @@ int i2c_set_bus_speed(unsigned int)
/*
* get_alen: small parser helper function to get address length
- * returns the address length,or 0 on error
+ * returns the address length
*/
static uint get_alen(char *arg)
{
@@ -163,9 +163,6 @@ static uint get_alen(char *arg)
for (j = 0; j < 8; j++) {
if (arg[j] == '.') {
alen = arg[j+1] - '0';
- if (alen > 3) {
- return 0;
- }
break;
} else if (arg[j] == '\0')
break;
@@ -198,7 +195,7 @@ static int do_i2c_read ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv
*/
devaddr = simple_strtoul(argv[2], NULL, 16);
alen = get_alen(argv[2]);
- if (alen == 0)
+ if (alen > 3)
return cmd_usage(cmdtp);
/*
@@ -255,7 +252,7 @@ static int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
*/
addr = simple_strtoul(argv[2], NULL, 16);
alen = get_alen(argv[2]);
- if (alen == 0)
+ if (alen > 3)
return cmd_usage(cmdtp);
/*
@@ -337,7 +334,7 @@ static int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
*/
addr = simple_strtoul(argv[2], NULL, 16);
alen = get_alen(argv[2]);
- if (alen == 0)
+ if (alen > 3)
return cmd_usage(cmdtp);
/*
@@ -399,7 +396,7 @@ static int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
*/
addr = simple_strtoul(argv[2], NULL, 16);
alen = get_alen(argv[2]);
- if (alen == 0)
+ if (alen > 3)
return cmd_usage(cmdtp);
/*
@@ -477,7 +474,7 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg
*/
addr = simple_strtoul(argv[2], NULL, 16);
alen = get_alen(argv[2]);
- if (alen == 0)
+ if (alen > 3)
return cmd_usage(cmdtp);
}
@@ -621,7 +618,7 @@ static int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
*/
addr = simple_strtoul(argv[2], NULL, 16);
alen = get_alen(argv[2]);
- if (alen == 0)
+ if (alen > 3)
return cmd_usage(cmdtp);
/*