From 2937f5d2e24eefef8cb126244caec7fe3307f724 Mon Sep 17 00:00:00 2001 From: Charles Han Date: Mon, 19 May 2025 14:16:01 +0800 Subject: [PATCH] power: supply: max14577: Handle NULL pdata when CONFIG_OF is not set When the kernel is not configured CONFIG_OF, the max14577_charger_dt_init function returns NULL. Fix the max14577_charger_probe functionby returning -ENODATA instead of potentially passing a NULL pointer to PTR_ERR. This fixes the below smatch warning: max14577_charger_probe() warn: passing zero to 'PTR_ERR' Fixes: e30110e9c96f ("charger: max14577: Configure battery-dependent settings from DTS and sysfs") Signed-off-by: Charles Han Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20250519061601.8755-1-hanchunchao@inspur.com Signed-off-by: Sebastian Reichel --- drivers/power/supply/max14577_charger.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/power/supply/max14577_charger.c b/drivers/power/supply/max14577_charger.c index 1cef2f860b5fc..63077d38ea30a 100644 --- a/drivers/power/supply/max14577_charger.c +++ b/drivers/power/supply/max14577_charger.c @@ -501,7 +501,7 @@ static struct max14577_charger_platform_data *max14577_charger_dt_init( static struct max14577_charger_platform_data *max14577_charger_dt_init( struct platform_device *pdev) { - return NULL; + return ERR_PTR(-ENODATA); } #endif /* CONFIG_OF */ @@ -572,7 +572,7 @@ static int max14577_charger_probe(struct platform_device *pdev) chg->max14577 = max14577; chg->pdata = max14577_charger_dt_init(pdev); - if (IS_ERR_OR_NULL(chg->pdata)) + if (IS_ERR(chg->pdata)) return PTR_ERR(chg->pdata); ret = max14577_charger_reg_init(chg); -- 2.47.2