From fa16e5ea25d7dd83f663f333e70713aa2fa5dffe Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Wed, 26 Sep 2012 14:01:31 -0500 Subject: [PATCH] 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 Cc: Stable [v3.4+] Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8712/rtl8712_recv.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/staging/rtl8712/rtl8712_recv.c b/drivers/staging/rtl8712/rtl8712_recv.c index 4cd297aed788..c76732cdb183 100644 --- a/drivers/staging/rtl8712/rtl8712_recv.c +++ b/drivers/staging/rtl8712/rtl8712_recv.c @@ -1131,6 +1131,9 @@ static void recv_tasklet(void *priv) recvbuf2recvframe(padapter, pskb); skb_reset_tail_pointer(pskb); pskb->len = 0; - skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb); + if (!skb_cloned(pskb)) + skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb); + else + consume_skb(pskb); } }