Re: [PATCH 30/38] leds: flash: remove invalid check

From: Jacek Anaszewski
Date: Tue Sep 22 2015 - 03:36:52 EST


Hi Andrzej,

On 09/21/2015 03:34 PM, Andrzej Hajda wrote:
Unsigned cannot be lesser than zero.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2038576

Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/leds/led-class-flash.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/leds/led-class-flash.c b/drivers/leds/led-class-flash.c
index 3b25734..c209077 100644
--- a/drivers/leds/led-class-flash.c
+++ b/drivers/leds/led-class-flash.c
@@ -108,7 +108,7 @@ static ssize_t flash_strobe_store(struct device *dev,
if (ret)
goto unlock;

- if (state < 0 || state > 1) {
+ if (state > 1) {
ret = -EINVAL;
goto unlock;
}


Merged, thanks.

--
Best Regards,
Jacek Anaszewski
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