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mwifiex: uap: do not chok ethernet header in bridge path

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Do not chock ethernet header for uap bridge data path,
as it is still needed to send skb to dest station.

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Xinming Hu 2018-06-01 15:53:40 +08:00 committed by Kalle Valo
parent 0e2dc70e3d
commit 38013eef02
1 changed files with 26 additions and 26 deletions
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52
drivers/net/wireless/marvell/mwifiex/uap_txrx.c
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@ -289,32 +289,6 @@ int mwifiex_uap_recv_packet(struct mwifiex_private *priv,
src_node->stats.rx_packets++;
}
skb->dev = priv->netdev;
skb->protocol = eth_type_trans(skb, priv->netdev);
skb->ip_summed = CHECKSUM_NONE;
/* This is required only in case of 11n and USB/PCIE as we alloc
* a buffer of 4K only if its 11N (to be able to receive 4K
* AMSDU packets). In case of SD we allocate buffers based
* on the size of packet and hence this is not needed.
*
* Modifying the truesize here as our allocation for each
* skb is 4K but we only receive 2K packets and this cause
* the kernel to start dropping packets in case where
* application has allocated buffer based on 2K size i.e.
* if there a 64K packet received (in IP fragments and
* application allocates 64K to receive this packet but
* this packet would almost double up because we allocate
* each 1.5K fragment in 4K and pass it up. As soon as the
* 64K limit hits kernel will start to drop rest of the
* fragments. Currently we fail the Filesndl-ht.scr script
* for UDP, hence this fix
*/
if ((adapter->iface_type == MWIFIEX_USB ||
adapter->iface_type == MWIFIEX_PCIE) &&
(skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE))
skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE);
if (is_multicast_ether_addr(p_ethhdr->h_dest) ||
mwifiex_get_sta_entry(priv, p_ethhdr->h_dest)) {
if (skb_headroom(skb) < MWIFIEX_MIN_DATA_HEADER_LEN)
@ -350,6 +324,32 @@ int mwifiex_uap_recv_packet(struct mwifiex_private *priv,
return 0;
}
skb->dev = priv->netdev;
skb->protocol = eth_type_trans(skb, priv->netdev);
skb->ip_summed = CHECKSUM_NONE;
/* This is required only in case of 11n and USB/PCIE as we alloc
* a buffer of 4K only if its 11N (to be able to receive 4K
* AMSDU packets). In case of SD we allocate buffers based
* on the size of packet and hence this is not needed.
*
* Modifying the truesize here as our allocation for each
* skb is 4K but we only receive 2K packets and this cause
* the kernel to start dropping packets in case where
* application has allocated buffer based on 2K size i.e.
* if there a 64K packet received (in IP fragments and
* application allocates 64K to receive this packet but
* this packet would almost double up because we allocate
* each 1.5K fragment in 4K and pass it up. As soon as the
* 64K limit hits kernel will start to drop rest of the
* fragments. Currently we fail the Filesndl-ht.scr script
* for UDP, hence this fix
*/
if ((adapter->iface_type == MWIFIEX_USB ||
adapter->iface_type == MWIFIEX_PCIE) &&
skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE)
skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE);
/* Forward multicast/broadcast packet to upper layer*/
if (in_interrupt())
netif_rx(skb);