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[ Upstream commit7dec14537c] As comment of pci_get_domain_bus_and_slot() says, it returns a pci device with refcount increment, when finish using it, the caller must decrement the reference count by calling pci_dev_put(). So call it after using to avoid refcount leak. Fixes:14513ee696("hwmon: (coretemp) Use PCI host bridge ID to identify CPU if necessary") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20221118093303.214163-1-yangyingliang@huawei.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Sasha Levin <sashal@kernel.org>