* [PATCH next] usb: xhci-mtk: break loop when find the endpoint to drop
@ 2021-02-02 8:38 Chunfeng Yun
0 siblings, 0 replies; only message in thread
From: Chunfeng Yun @ 2021-02-02 8:38 UTC (permalink / raw)
To: Mathias Nyman, Greg Kroah-Hartman, Ikjoon Jang
Cc: Zhanyong Wang, linux-usb, linux-kernel, stable, Tianping Fang,
Chunfeng Yun, linux-mediatek, Matthias Brugger, linux-arm-kernel
No need to check the following endpoints after finding the endpoint
wanted to drop.
Fixes: 54f6a8af3722 ("usb: xhci-mtk: skip dropping bandwidth of unchecked endpoints")
Cc: stable <stable@vger.kernel.org>
Reported-by: Ikjoon Jang <ikjn@chromium.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/host/xhci-mtk-sch.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
index dee8a329076d..b45e5bf08997 100644
--- a/drivers/usb/host/xhci-mtk-sch.c
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -689,8 +689,10 @@ void xhci_mtk_drop_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev,
sch_bw = &sch_array[bw_index];
list_for_each_entry_safe(sch_ep, tmp, &sch_bw->bw_ep_list, endpoint) {
- if (sch_ep->ep == ep)
+ if (sch_ep->ep == ep) {
destroy_sch_ep(udev, sch_bw, sch_ep);
+ break;
+ }
}
}
EXPORT_SYMBOL_GPL(xhci_mtk_drop_ep_quirk);
--
2.18.0
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