power_supply: lp8788-charger: Fix leaked power supply on probe fail

commit a7117f81e8391e035c49b3440792f7e6cea28173 upstream.

Driver forgot to unregister charger power supply if registering of
battery supply failed in probe(). In such case the memory associated
with power supply leaked.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Fixes: 98a276649358 ("power_supply: Add new lp8788 charger driver")
Signed-off-by: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/power/lp8788-charger.c b/drivers/power/lp8788-charger.c
index ed49b50b220b3ed6541c5b6f82079e1d0373e8f7..72da2a6c22db953b1c9c95a84fc27a9007580891 100644 (file)
--- a/drivers/power/lp8788-charger.c
+++ b/drivers/power/lp8788-charger.c
@@ -417,8 +417,10 @@ static int lp8788_psy_register(struct platform_device *pdev,
        pchg->battery.num_properties = ARRAY_SIZE(lp8788_battery_prop);
        pchg->battery.get_property = lp8788_battery_get_property;
 
-       if (power_supply_register(&pdev->dev, &pchg->battery))
+       if (power_supply_register(&pdev->dev, &pchg->battery)) {
+               power_supply_unregister(&pchg->charger);
                return -EPERM;
+       }
 
        return 0;
 }