2020-04-20 22:14:54

by Colin King

[permalink] [raw]

Subject: [PATCH] leds: trigger: remove redundant assignment to variable ret

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From: Colin Ian King <[email protected]>

The variable ret is being assigned with a value that is never read
and it is being updated later with a new value. The initialization is
redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <[email protected]>
---
drivers/leds/trigger/ledtrig-timer.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/leds/trigger/ledtrig-timer.c b/drivers/leds/trigger/ledtrig-timer.c
index 34a68604c46c..b4688d1d9d2b 100644
--- a/drivers/leds/trigger/ledtrig-timer.c
+++ b/drivers/leds/trigger/ledtrig-timer.c
@@ -28,7 +28,7 @@ static ssize_t led_delay_on_store(struct device *dev,
{
struct led_classdev *led_cdev = led_trigger_get_led(dev);
unsigned long state;
- ssize_t ret = -EINVAL;
+ ssize_t ret;

ret = kstrtoul(buf, 10, &state);
if (ret)
@@ -53,7 +53,7 @@ static ssize_t led_delay_off_store(struct device *dev,
{
struct led_classdev *led_cdev = led_trigger_get_led(dev);
unsigned long state;
- ssize_t ret = -EINVAL;
+ ssize_t ret;

ret = kstrtoul(buf, 10, &state);
if (ret)
--
2.25.1

2020-04-27 12:17:25

by Pavel Machek

[permalink] [raw]

Subject: Re: [PATCH] leds: trigger: remove redundant assignment to variable ret

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On Mon 2020-04-20 23:12:29, Colin King wrote:
> From: Colin Ian King <[email protected]>
>
> The variable ret is being assigned with a value that is never read
> and it is being updated later with a new value. The initialization is
> redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <[email protected]>

Thanks, applied.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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