package/kernel/mac80211/patches/860-brcmfmac-add-missing-eth_type_trans-call.patch

   1 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
   2 Subject: [PATCH] brcmfmac: add missing eth_type_trans call
   3 MIME-Version: 1.0
   4 Content-Type: text/plain; charset=UTF-8
   5 Content-Transfer-Encoding: 8bit
   6
   7 There are 2 protocols supported by brcmfmac and msgbuf one was missing a
   8 proper skb setup before passing it to the netif. This was triggering
   9 "NULL pointer dereference".
  10
  11 Fixes: 9c349892ccc9 ("brcmfmac: revise handling events in receive path")
  12 Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
  13 ---
  14
  15 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
  16 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
  17 @@ -1157,6 +1157,9 @@ brcmf_msgbuf_process_rx_complete(struct
  18                 brcmu_pkt_buf_free_skb(skb);
  19                 return;
  20         }
  21 +
  22 +       skb->protocol = eth_type_trans(skb, ifp->ndev);
  23 +
  24         brcmf_netif_rx(ifp, skb);
  25  }
  26