staging:r8188eu: use different mon_recv_decrypted() inside rtl88eu_mon_recv_hook...
authorIvan Safonov <insafonov@gmail.com>
Tue, 2 May 2017 06:01:40 +0000 (09:01 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 15 May 2017 05:41:59 +0000 (07:41 +0200)
Create mon_recv_decrypted_recv() to change rtl88eu_mon_recv_hook()
without affect to rtl88eu_mon_xmit_hook().

Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/rtl8188eu/os_dep/mon.c

index cfe37eb..7eac87d 100644 (file)
@@ -66,6 +66,27 @@ static void mon_recv_decrypted(struct net_device *dev, const u8 *data,
        netif_rx(skb);
 }
 
+static void mon_recv_decrypted_recv(struct net_device *dev, const u8 *data,
+                              int data_len, int iv_len, int icv_len)
+{
+       struct sk_buff *skb;
+
+       skb = netdev_alloc_skb(dev, data_len);
+       if (!skb)
+               return;
+       memcpy(skb_put(skb, data_len), data, data_len);
+
+       /*
+        * Frame data is not encrypted. Strip off protection so
+        * userspace doesn't think that it is.
+        */
+       unprotect_frame(skb, iv_len, icv_len);
+
+       skb->ip_summed = CHECKSUM_UNNECESSARY;
+       skb->protocol = eth_type_trans(skb, dev);
+       netif_rx(skb);
+}
+
 static void mon_recv_encrypted(struct net_device *dev, const u8 *data,
                               int data_len)
 {
@@ -99,7 +120,7 @@ void rtl88eu_mon_recv_hook(struct net_device *dev, struct recv_frame *frame)
        SET_ICE_IV_LEN(iv_len, icv_len, attr->encrypt);
 
        if (attr->bdecrypted)
-               mon_recv_decrypted(dev, data, data_len, iv_len, icv_len);
+               mon_recv_decrypted_recv(dev, data, data_len, iv_len, icv_len);
        else
                mon_recv_encrypted(dev, data, data_len);
 }