2022-11-28 07:46:55

by Chunfeng Yun

[permalink] [raw]
Subject: [PATCH] usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq

Can not set the @shared_hcd to NULL before decrease the usage count
by usb_put_hcd(), this will cause the shared hcd not released.

Fixes: 04284eb74e0c ("usb: xhci-mtk: add support runtime PM")
Cc: <[email protected]>
Signed-off-by: Chunfeng Yun <[email protected]>
---
drivers/usb/host/xhci-mtk.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index cff3c4aea036..f7cbb08fc506 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -646,7 +646,6 @@ static int xhci_mtk_probe(struct platform_device *pdev)

dealloc_usb3_hcd:
usb_remove_hcd(xhci->shared_hcd);
- xhci->shared_hcd = NULL;

put_usb3_hcd:
usb_put_hcd(xhci->shared_hcd);
--
2.18.0