evie/android_kernel_oneplus_msm8998
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r8152: adjust rtl_start_rx

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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>
This commit is contained in:
hayeswang 2014-11-20 10:29:06 +08:00 • committed by David S. Miller
parent a0fccd4860
commit 7bcf4f605b
1 changed files with 19 additions and 0 deletions
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19
drivers/net/usb/r8152.c
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@ -2001,6 +2001,25 @@ static int rtl_start_rx(struct r8152 *tp)
break; 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; return ret;
} }