From: Lu Hongfei luhongfei@vivo.com
[ Upstream commit 8f38f8fa7261819eb7d4fb369dc3bfab72259033 ]
Ensure child node references are decremented properly in the error path.
Signed-off-by: Lu Hongfei luhongfei@vivo.com Link: https://lore.kernel.org/r/20230525111705.3055-1-luhongfei@vivo.com Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/leds/rgb/leds-qcom-lpg.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/leds/rgb/leds-qcom-lpg.c b/drivers/leds/rgb/leds-qcom-lpg.c index 1c849814a4917..212df2e3d3502 100644 --- a/drivers/leds/rgb/leds-qcom-lpg.c +++ b/drivers/leds/rgb/leds-qcom-lpg.c @@ -1173,8 +1173,10 @@ static int lpg_add_led(struct lpg *lpg, struct device_node *np) i = 0; for_each_available_child_of_node(np, child) { ret = lpg_parse_channel(lpg, child, &led->channels[i]); - if (ret < 0) + if (ret < 0) { + of_node_put(child); return ret; + }
info[i].color_index = led->channels[i]->color; info[i].intensity = 0; @@ -1352,8 +1354,10 @@ static int lpg_probe(struct platform_device *pdev)
for_each_available_child_of_node(pdev->dev.of_node, np) { ret = lpg_add_led(lpg, np); - if (ret) + if (ret) { + of_node_put(np); return ret; + } }
for (i = 0; i < lpg->num_channels; i++)