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usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq
author
Chunfeng Yun
<chunfeng.yun@mediatek.com>
Mon, 28 Nov 2022 06:33:37 +0000
(14:33 +0800)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Sat, 31 Dec 2022 12:33:09 +0000
(13:33 +0100)
commit
03a88b0bafbe3f548729d970d8366f48718c9b19
upstream.
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: <stable@vger.kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link:
https://lore.kernel.org/r/20221128063337.18124-1-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/xhci-mtk.c
patch
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diff --git
a/drivers/usb/host/xhci-mtk.c
b/drivers/usb/host/xhci-mtk.c
index
01705e5
..
c61fc19
100644
(file)
--- a/
drivers/usb/host/xhci-mtk.c
+++ b/
drivers/usb/host/xhci-mtk.c
@@
-639,7
+639,6
@@
static int xhci_mtk_probe(struct platform_device *pdev)
dealloc_usb3_hcd:
usb_remove_hcd(xhci->shared_hcd);
- xhci->shared_hcd = NULL;
dealloc_usb2_hcd:
usb_remove_hcd(hcd);