Re: [PATCH] leds: lp50xx: add missing fwnode_handle_put in error handling case

From: Dan Murphy
Date: Wed Nov 11 2020 - 08:28:18 EST


Hello

On 11/10/20 9:21 PM, Qinglang Miao wrote:
Fix to goto child_out to do fwnode_handle_put(child)
from the error handling case rather than simply return,
as done elsewhere in this function.

Fixes: 242b81170fb8 ("leds: lp50xx: Add the LP50XX family of the RGB LED driver")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Qinglang Miao <miaoqinglang@xxxxxxxxxx>
---
drivers/leds/leds-lp50xx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/leds/leds-lp50xx.c b/drivers/leds/leds-lp50xx.c
index 5fb4f24aeb2e..49a997b2c781 100644
--- a/drivers/leds/leds-lp50xx.c
+++ b/drivers/leds/leds-lp50xx.c
@@ -488,7 +488,7 @@ static int lp50xx_probe_dt(struct lp50xx *priv)
mc_led_info = devm_kcalloc(priv->dev, LP50XX_LEDS_PER_MODULE,
sizeof(*mc_led_info), GFP_KERNEL);
if (!mc_led_info)
- return -ENOMEM;
+ goto child_out;

Thanks for the patch.

Need to set ret = -ENOMEM; then do child_out so the error is reported properly

Dan