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path: root/drivers/usb/host/xhci.c
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Diffstat (limited to 'drivers/usb/host/xhci.c')
-rw-r--r--drivers/usb/host/xhci.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 01fcbb5eb06e..c50d8d202618 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -3803,6 +3803,15 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev,
3803 return -EINVAL; 3803 return -EINVAL;
3804 } 3804 }
3805 3805
3806 if (setup == SETUP_CONTEXT_ONLY) {
3807 slot_ctx = xhci_get_slot_ctx(xhci, virt_dev->out_ctx);
3808 if (GET_SLOT_STATE(le32_to_cpu(slot_ctx->dev_state)) ==
3809 SLOT_STATE_DEFAULT) {
3810 xhci_dbg(xhci, "Slot already in default state\n");
3811 return 0;
3812 }
3813 }
3814
3806 command = xhci_alloc_command(xhci, false, false, GFP_KERNEL); 3815 command = xhci_alloc_command(xhci, false, false, GFP_KERNEL);
3807 if (!command) 3816 if (!command)
3808 return -ENOMEM; 3817 return -ENOMEM;