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@@ -940,6 +940,7 @@ static void qh_link_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
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head->qh_next.qh = qh;
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head->hw_next = dma;
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+ qh_get(qh);
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qh->xacterrs = QH_XACTERR_MAX;
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qh->qh_state = QH_STATE_LINKED;
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/* qtd completions reported later by interrupt */
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@@ -1080,7 +1081,7 @@ submit_async (
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* the HC and TT handle it when the TT has a buffer ready.
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*/
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if (likely (qh->qh_state == QH_STATE_IDLE))
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- qh_link_async (ehci, qh_get (qh));
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+ qh_link_async(ehci, qh);
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done:
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spin_unlock_irqrestore (&ehci->lock, flags);
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if (unlikely (qh == NULL))
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@@ -1115,8 +1116,6 @@ static void end_unlink_async (struct ehci_hcd *ehci)
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&& HC_IS_RUNNING (ehci_to_hcd(ehci)->state))
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qh_link_async (ehci, qh);
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else {
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- qh_put (qh); // refcount from async list
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-
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/* it's not free to turn the async schedule on/off; leave it
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* active but idle for a while once it empties.
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*/
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@@ -1124,6 +1123,7 @@ static void end_unlink_async (struct ehci_hcd *ehci)
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&& ehci->async->qh_next.qh == NULL)
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timer_action (ehci, TIMER_ASYNC_OFF);
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}
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+ qh_put(qh); /* refcount from async list */
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if (next) {
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ehci->reclaim = NULL;
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