From: Yuanjun Gong ruc_gongyuanjun@163.com
[ Upstream commit 6d91124e7edc109f114b1afe6d00d85d0d0ac174 ]
Add a check to the return value of fwnode_property_read_u32() in case it fails.
Signed-off-by: Yuanjun Gong ruc_gongyuanjun@163.com Link: https://lore.kernel.org/r/20250223121459.2889484-1-ruc_gongyuanjun@163.com Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/leds/rgb/leds-pwm-multicolor.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/leds/rgb/leds-pwm-multicolor.c b/drivers/leds/rgb/leds-pwm-multicolor.c index f80a06cc31f8a..1c7705bafdfc7 100644 --- a/drivers/leds/rgb/leds-pwm-multicolor.c +++ b/drivers/leds/rgb/leds-pwm-multicolor.c @@ -141,8 +141,11 @@ static int led_pwm_mc_probe(struct platform_device *pdev)
/* init the multicolor's LED class device */ cdev = &priv->mc_cdev.led_cdev; - fwnode_property_read_u32(mcnode, "max-brightness", + ret = fwnode_property_read_u32(mcnode, "max-brightness", &cdev->max_brightness); + if (ret) + goto release_mcnode; + cdev->flags = LED_CORE_SUSPENDRESUME; cdev->brightness_set_blocking = led_pwm_mc_set;