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hwmon: (applesmc) Fix checkpatch errors and fix value range checks

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This patch fixes all checkpatch errors and most of the checkpatch warnings.
It also fixes the range check in applesmc_store_fan_speed().

Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Henrik Rydberg <rydberg@euromail.se>
This commit is contained in:
Guenter Roeck 2010-11-10 10:42:21 -08:00
parent 41e71f9717
commit 2bfe814826
1 changed files with 16 additions and 18 deletions
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16
drivers/hwmon/applesmc.c
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@ -174,10 +174,9 @@ static int __wait_status(u8 val)
for (us = APPLESMC_MIN_WAIT; us < APPLESMC_MAX_WAIT; us <<= 1) {
udelay(us);
if ((inb(APPLESMC_CMD_PORT) & APPLESMC_STATUS_MASK) == val) {
if ((inb(APPLESMC_CMD_PORT) & APPLESMC_STATUS_MASK) == val)
return 0;
}
}
return -EIO;
}
@ -779,14 +778,12 @@ static ssize_t applesmc_store_fan_speed(struct device *dev,
const char *sysfsbuf, size_t count)
{
int ret;
u32 speed;
unsigned long speed;
char newkey[5];
u8 buffer[2];
speed = simple_strtoul(sysfsbuf, NULL, 10);
if (speed > 0x4000) /* Bigger than a 14-bit value */
return -EINVAL;
if (strict_strtoul(sysfsbuf, 10, &speed) < 0 || speed >= 0x4000)
return -EINVAL; /* Bigger than a 14-bit value */
sprintf(newkey, fan_speed_fmt[to_option(attr)], to_index(attr));
@ -822,10 +819,11 @@ static ssize_t applesmc_store_fan_manual(struct device *dev,
{
int ret;
u8 buffer[2];
u32 input;
unsigned long input;
u16 val;
input = simple_strtoul(sysfsbuf, NULL, 10);
if (strict_strtoul(sysfsbuf, 10, &input) < 0)
return -EINVAL;
ret = applesmc_read_key(FANS_MANUAL, buffer, 2);
val = (buffer[0] << 8 | buffer[1]);