power: supply: Fix null pointer dereference in smb2_probe

[platform/kernel/linux-starfive.git] / drivers / power / supply / qcom_pmi8998_charger.c

diff --git a/drivers/power/supply/qcom_pmi8998_charger.c b/drivers/power/supply/qcom_pmi8998_charger.c
index 10f4dd0..22c7c0e 100644 (file)
--- a/drivers/power/supply/qcom_pmi8998_charger.c
+++ b/drivers/power/supply/qcom_pmi8998_charger.c
@@ -973,10 +973,14 @@ static int smb2_probe(struct platform_device *pdev)
        supply_config.of_node = pdev->dev.of_node;
 
        desc = devm_kzalloc(chip->dev, sizeof(smb2_psy_desc), GFP_KERNEL);
+       if (!desc)
+               return -ENOMEM;
        memcpy(desc, &smb2_psy_desc, sizeof(smb2_psy_desc));
        desc->name =
                devm_kasprintf(chip->dev, GFP_KERNEL, "%s-charger",
                               (const char *)device_get_match_data(chip->dev));
+       if (!desc->name)
+               return -ENOMEM;
 
        chip->chg_psy =
                devm_power_supply_register(chip->dev, desc, &supply_config);