Simplify route string building loop by avoiding checking
top_dev->parent->descriptor->bDeviceClass twice.
Signed-off-by: Andrey Smirnov <andrew.smir...@gmail.com>
---
drivers/usb/host/xhci-hcd.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/host/xhci-hcd.c b/drivers/usb/host/xhci-hcd.c
index 517446379..32a6ccd5c 100644
--- a/drivers/usb/host/xhci-hcd.c
+++ b/drivers/usb/host/xhci-hcd.c
@@ -947,10 +947,12 @@ static int xhci_virtdev_init(struct xhci_virtual_device
*vdev)
*/
for (top_dev = vdev->udev; top_dev->parent && top_dev->parent->parent;
top_dev = top_dev->parent) {
- if (top_dev->parent->descriptor->bDeviceClass == USB_CLASS_HUB)
- route = (route << 4) | (top_dev->portnr & 0xf);
- if (top_dev->parent->descriptor->bDeviceClass == USB_CLASS_HUB
&&
- top_dev->parent->speed != USB_SPEED_LOW &&
+ if (top_dev->parent->descriptor->bDeviceClass != USB_CLASS_HUB)
+ continue;
+
+ route = (route << 4) | (top_dev->portnr & 0xf);
+
+ if (top_dev->parent->speed != USB_SPEED_LOW &&
top_dev->parent->speed != USB_SPEED_FULL) {
on_hs_hub = true;
if (!hs_slot_id) {
--
2.20.1
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