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staging: r8712u: Do not queue cloned skb
Some post-3.4 kernels have a problem when a cloned skb is used in the RX path. This patch handles one such case for r8712u. The patch was suggested by Eric Dumazet. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Stable <stable@vger.kernel.org> [v3.4+] Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 4 additions and 1 deletions
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@ -1131,6 +1131,9 @@ static void recv_tasklet(void *priv)
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recvbuf2recvframe(padapter, pskb);
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recvbuf2recvframe(padapter, pskb);
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skb_reset_tail_pointer(pskb);
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skb_reset_tail_pointer(pskb);
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pskb->len = 0;
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pskb->len = 0;
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skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
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if (!skb_cloned(pskb))
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skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb);
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else
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consume_skb(pskb);
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}
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}
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}
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}
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