USB: Modify lpm check for sdcard-reader

linux-surface · Sep 28, 2019 · 218ad8f · 218ad8f
1 parent 1564ae6
commit 218ad8f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
@@ -4164,7 +4164,8 @@ void usb_enable_lpm(struct usb_device *udev)
 	if (!udev || !udev->parent ||
 			udev->speed < USB_SPEED_SUPER ||
 			!udev->lpm_capable ||
-			udev->state < USB_STATE_DEFAULT)
+			udev->state < USB_STATE_DEFAULT ||
+			!udev->bos || !udev->bos->ss_cap)
 		return;
 
 	udev->lpm_disable_count--;