[PATCH] usb: uhci-hcd: fix uhci_alloc_int_td()

[Peter Mamonov]

Signed-off-by: Peter Mamonov <pmamonov at gmail.com>
---
 drivers/usb/host/uhci-hcd.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 9ad4644e8..04d167ee3 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -554,8 +554,12 @@ static int submit_bulk_msg(struct usb_device *dev, unsigned long pipe,
  */
 static struct uhci_td *uhci_alloc_int_td(struct uhci_priv *uhci)
 {
-	return &uhci->tmp_int_td[0];
+	int i;
 
+	for (i = 0; i < USB_MAX_TEMP_INT_TD; i++)
+		if (uhci->tmp_int_td[i].dev_ptr == 0)
+			return &uhci->tmp_int_td[i];
+	return NULL;
 }
 
 /*
-- 
2.11.0