r8152: adjust rtl_start_rx (7bcf4f60) · Commits · 戴 / test

If there is a error for r8152_submit_rx(), add the remaining rx buffers to the list. Then the remaining rx buffers could be submitted later. Signed-off-by:

Hayes Wang <hayeswang@realtek.com> Signed-off-by:

David S. Miller <davem@davemloft.net>

drivers/net/usb/r8152.c

+19 −0

Original line number	Diff line number	Diff line
		@@ -2001,6 +2001,25 @@ static int rtl_start_rx(struct r8152 *tp)
		break;
		}

		if (ret && ++i < RTL8152_MAX_RX) {
		struct list_head rx_queue;
		unsigned long flags;

		INIT_LIST_HEAD(&rx_queue);

		do {
		struct rx_agg *agg = &tp->rx_info[i++];
		struct urb *urb = agg->urb;

		urb->actual_length = 0;
		list_add_tail(&agg->list, &rx_queue);
		} while (i < RTL8152_MAX_RX);

		spin_lock_irqsave(&tp->rx_lock, flags);
		list_splice_tail(&rx_queue, &tp->rx_done);
		spin_unlock_irqrestore(&tp->rx_lock, flags);
		}

		return ret;
		}

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