hwmon: (lm93) Drop unnecessary compare statement

The following build warning is seen with -Wextra.

lm93.c: In function ‘store_fan_smart_tach’:
lm93.c:1833:2: warning: comparison of unsigned expression >= 0 is always true

Drop the unnecessary comparison.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/hwmon/lm93.c b/drivers/hwmon/lm93.c
index bf946187bd37d17318f95d573bd7fdfee11e4206..c3d4255ed154f7b8d090b64d67aac5870022f5a3 100644 (file)
--- a/drivers/hwmon/lm93.c
+++ b/drivers/hwmon/lm93.c
@@ -1830,7 +1830,7 @@ static ssize_t store_fan_smart_tach(struct device *dev,
 
        mutex_lock(&data->update_lock);
        /* sanity test, ignore the write otherwise */
-       if (0 <= val && val <= 2) {
+       if (val <= 2) {
                /* can't enable if pwm freq is 22.5KHz */
                if (val) {
                        u8 ctl4 = lm93_read_byte(client,