From: Arvid Brodin <arvid.brodin@xxxxxxxx>
... and some small code style fixes.
Signed-off-by: Arvid Brodin <arvid.brodin@xxxxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
drivers/usb/host/isp1760-hcd.c | 9 +++------
1 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index 14c9238..1eb69e0 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -777,10 +777,7 @@ static void collect_qtds(struct usb_hcd *hcd, struct isp1760_qh *qh,
if (qtd->status < QTD_XFER_COMPLETE)
break;
- if (list_is_last(&qtd->qtd_list, &qh->qtd_list))
- last_qtd = 1;
- else
- last_qtd = qtd->urb != qtd_next->urb;
+ last_qtd = last_qtd_of_urb(qtd, qh);
if ((!last_qtd) && (qtd->status == QTD_RETIRE))
qtd_next->status = QTD_RETIRE;
@@ -821,7 +818,7 @@ static void collect_qtds(struct usb_hcd *hcd, struct isp1760_qh *qh,
urb_listitem = kmem_cache_zalloc(urb_listitem_cachep,
GFP_ATOMIC);
if (unlikely(!urb_listitem))
- break;
+ break; /* Try again on next call */
urb_listitem->urb = qtd->urb;
list_add_tail(&urb_listitem->urb_list, urb_list);
}
@@ -1543,7 +1540,6 @@ static int isp1760_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
packetize_urb(hcd, urb, &new_qtds, mem_flags);
if (list_empty(&new_qtds))
return -ENOMEM;
- urb->hcpriv = NULL; /* Used to signal unlink to interrupt handler */
retval = 0;
spin_lock_irqsave(&priv->lock, spinflags);
@@ -1571,6 +1567,7 @@ static int isp1760_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
qh = qh_alloc(GFP_ATOMIC);
if (!qh) {
retval = -ENOMEM;
+ usb_hcd_unlink_urb_from_ep(hcd, urb);
goto out;
}
list_add_tail(&qh->qh_list, ep_queue);
--
1.7.4.4
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