Check the return value of devm_kzalloc() to fix possible NULL pointer
dereference and properly exit the probe() on memory allocation failure.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
pdata = devm_kzalloc(&pdev->dev,
sizeof(struct max8925_power_pdata),
GFP_KERNEL);
pdata = devm_kzalloc(&pdev->dev,
sizeof(struct max8925_power_pdata),
GFP_KERNEL);
+ if (!pdata)
+ goto ret;
of_property_read_u32(np, "topoff-threshold", &topoff_threshold);
of_property_read_u32(np, "batt-detect", &batt_detect);
of_property_read_u32(np, "fast-charge", &fast_charge);
of_property_read_u32(np, "no-insert-detect", &no_insert_detect);
of_property_read_u32(np, "no-temp-support", &no_temp_support);
of_property_read_u32(np, "topoff-threshold", &topoff_threshold);
of_property_read_u32(np, "batt-detect", &batt_detect);
of_property_read_u32(np, "fast-charge", &fast_charge);
of_property_read_u32(np, "no-insert-detect", &no_insert_detect);
of_property_read_u32(np, "no-temp-support", &no_temp_support);
pdata->batt_detect = batt_detect;
pdata->fast_charge = fast_charge;
pdata->batt_detect = batt_detect;
pdata->fast_charge = fast_charge;
pdata->no_insert_detect = no_insert_detect;
pdata->no_temp_support = no_temp_support;
pdata->no_insert_detect = no_insert_detect;
pdata->no_temp_support = no_temp_support;