Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.15 15/31] platform/x86: asus-wmi: add missing pci_dev_put() in asus_wmi_set_xusb2pr() | Date | Wed, 23 Nov 2022 07:42:16 -0500 |
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From: Xiongfeng Wang <wangxiongfeng2@huawei.com>
[ Upstream commit d0cdd85046b15089df71a50548617ac1025300d0 ]
pci_get_device() will increase the reference count for the returned pci_dev. We need to use pci_dev_put() to decrease the reference count before asus_wmi_set_xusb2pr() returns.
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com> Link: https://lore.kernel.org/r/20221111100752.134311-1-wangxiongfeng2@huawei.com Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/platform/x86/asus-wmi.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index e14fb5fa7324..f030ea97f126 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -1511,6 +1511,8 @@ static void asus_wmi_set_xusb2pr(struct asus_wmi *asus) pci_write_config_dword(xhci_pdev, USB_INTEL_XUSB2PR, cpu_to_le32(ports_available)); + pci_dev_put(xhci_pdev); + pr_info("set USB_INTEL_XUSB2PR old: 0x%04x, new: 0x%04x\n", orig_ports_available, ports_available); } -- 2.35.1
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