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Subject[PATCH v2 1/1] leds: core: Refactor led_update_brightness() to use standard pattern
Date
The standard conditional pattern is to check for errors first and
bail out if any. Refactor led_update_brightness() accordingly.

While at it, drop unneeded assignment and return 0 unconditionally
on success.

Acked-by: Denis Osterland-Heim <denis.osterland@diehl.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
v2: added tag (Denis), Cc'ed to the updated list of LED maintainers
drivers/leds/led-core.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c
index 2230239283d0..89c9806cc97f 100644
--- a/drivers/leds/led-core.c
+++ b/drivers/leds/led-core.c
@@ -364,17 +364,17 @@ EXPORT_SYMBOL_GPL(led_set_brightness_sync);

int led_update_brightness(struct led_classdev *led_cdev)
{
- int ret = 0;
+ int ret;

if (led_cdev->brightness_get) {
ret = led_cdev->brightness_get(led_cdev);
- if (ret >= 0) {
- led_cdev->brightness = ret;
- return 0;
- }
+ if (ret < 0)
+ return ret;
+
+ led_cdev->brightness = ret;
}

- return ret;
+ return 0;
}
EXPORT_SYMBOL_GPL(led_update_brightness);

--
2.40.0.1.gaa8946217a0b
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