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extcon: Fix error handling in extcon_dev_register
[ Upstream commitd3bdd1c314
] When devm_kcalloc() fails, we should execute device_unregister() to unregister edev->dev from system. Fixes:046050f6e6
("extcon: Update the prototype of extcon_register_notifier() with enum extcon") Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -1241,6 +1241,7 @@ int extcon_dev_register(struct extcon_dev *edev)
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sizeof(*edev->nh), GFP_KERNEL);
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sizeof(*edev->nh), GFP_KERNEL);
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if (!edev->nh) {
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if (!edev->nh) {
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ret = -ENOMEM;
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ret = -ENOMEM;
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device_unregister(&edev->dev);
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goto err_dev;
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goto err_dev;
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}
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}
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