USB: xhci: Fix dropping endpoints from the xHC schedule.

When an endpoint is to be dropped from the hardware bandwidth schedule, we
want to clear its add flag.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/host/xhci-hcd.c b/drivers/usb/host/xhci-hcd.c
index d61c49f..932f999 100644 (file)
--- a/drivers/usb/host/xhci-hcd.c
+++ b/drivers/usb/host/xhci-hcd.c
@@ -895,7 +895,7 @@ int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev,
        ctrl_ctx->drop_flags |= drop_flag;
        new_drop_flags = ctrl_ctx->drop_flags;
 
-       ctrl_ctx->add_flags = ~drop_flag;
+       ctrl_ctx->add_flags &= ~drop_flag;
        new_add_flags = ctrl_ctx->add_flags;
 
        last_ctx = xhci_last_valid_endpoint(ctrl_ctx->add_flags);