package/kernel/mac80211/patches/652-0007-rtl8xxxu-Adjust-RX-skb-size-to-include-space-for-phy.patch

   1 From 1e5b3b3fe9e00a3afe3092dbe1a3fc1e9079bf35 Mon Sep 17 00:00:00 2001
   2 From: Jes Sorensen <Jes.Sorensen@redhat.com>
   3 Date: Mon, 27 Jun 2016 12:32:05 -0400
   4 Subject: [PATCH] rtl8xxxu: Adjust RX skb size to include space for phystats
   5
   6 The old allocation didn't leave space for phystats in the buffer,
   7 allowing the packet to be rejected if a frame size of size
   8 IEEE80211_MAX_FRAME_LEN was received.
   9
  10 Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
  11 Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
  12 ---
  13  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 7 ++++---
  14  1 file changed, 4 insertions(+), 3 deletions(-)
  15
  16 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
  17 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
  18 @@ -5276,11 +5276,12 @@ static int rtl8xxxu_submit_rx_urb(struct
  19
  20         rx_desc_sz = fops->rx_desc_size;
  21
  22 -       if (priv->rx_buf_aggregation && fops->rx_agg_buf_size)
  23 +       if (priv->rx_buf_aggregation && fops->rx_agg_buf_size) {
  24                 skb_size = fops->rx_agg_buf_size;
  25 -       else
  26 +               skb_size += (rx_desc_sz + sizeof(struct rtl8723au_phy_stats));
  27 +       } else {
  28                 skb_size = IEEE80211_MAX_FRAME_LEN;
  29 -       skb_size += rx_desc_sz;
  30 +       }
  31
  32         skb = __netdev_alloc_skb(NULL, skb_size, GFP_KERNEL);
  33         if (!skb)