usb: host: fotg210: Use dma_pool_zalloc
Replacing dma_pool_alloc and memset with a single call to dma_pool_zalloc Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1865,11 +1865,9 @@ static struct fotg210_qh *fotg210_qh_alloc(struct fotg210_hcd *fotg210,
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qh = kzalloc(sizeof(*qh), GFP_ATOMIC);
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qh = kzalloc(sizeof(*qh), GFP_ATOMIC);
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if (!qh)
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if (!qh)
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goto done;
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goto done;
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qh->hw = (struct fotg210_qh_hw *)
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qh->hw = dma_pool_zalloc(fotg210->qh_pool, flags, &dma);
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dma_pool_alloc(fotg210->qh_pool, flags, &dma);
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if (!qh->hw)
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if (!qh->hw)
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goto fail;
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goto fail;
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memset(qh->hw, 0, sizeof(*qh->hw));
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qh->qh_dma = dma;
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qh->qh_dma = dma;
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INIT_LIST_HEAD(&qh->qtd_list);
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INIT_LIST_HEAD(&qh->qtd_list);
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@ -4121,7 +4119,7 @@ static int itd_urb_transaction(struct fotg210_iso_stream *stream,
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} else {
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} else {
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alloc_itd:
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alloc_itd:
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spin_unlock_irqrestore(&fotg210->lock, flags);
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spin_unlock_irqrestore(&fotg210->lock, flags);
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itd = dma_pool_alloc(fotg210->itd_pool, mem_flags,
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itd = dma_pool_zalloc(fotg210->itd_pool, mem_flags,
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&itd_dma);
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&itd_dma);
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spin_lock_irqsave(&fotg210->lock, flags);
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spin_lock_irqsave(&fotg210->lock, flags);
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if (!itd) {
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if (!itd) {
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@ -4131,7 +4129,6 @@ static int itd_urb_transaction(struct fotg210_iso_stream *stream,
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}
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}
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}
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}
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memset(itd, 0, sizeof(*itd));
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itd->itd_dma = itd_dma;
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itd->itd_dma = itd_dma;
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list_add(&itd->itd_list, &sched->td_list);
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list_add(&itd->itd_list, &sched->td_list);
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}
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}
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