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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2015-02-20 14:32:25 +0100
committerSebastian Reichel <sre@kernel.org>2015-02-25 22:18:18 +0100
commita7117f81e8391e035c49b3440792f7e6cea28173 (patch)
tree60fd67b0bfd0e16eb964044618c62da79f9466d1
parentpower_supply: ipaq_micro_battery: Check return values in probe (diff)
downloadlinux-a7117f81e8391e035c49b3440792f7e6cea28173.tar.xz
linux-a7117f81e8391e035c49b3440792f7e6cea28173.zip
power_supply: lp8788-charger: Fix leaked power supply on probe fail
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") Cc: <stable@vger.kernel.org> Signed-off-by: Sebastian Reichel <sre@kernel.org>
-rw-r--r--drivers/power/lp8788-charger.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/power/lp8788-charger.c b/drivers/power/lp8788-charger.c
index 21fc233c7d61..176dab2e4c16 100644
--- 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;
}