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lantiq: strip FCS from received ethernet frames on XRX200 

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 40719
This commit is contained in:
Felix Fietkau 2014-05-07 18:36:58 +00:00
parent 427536bc53
commit 5ab4fe9c0e
1 changed files with 11 additions and 0 deletions
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11
target/linux/lantiq/patches-3.10/0208-lantiq-xrx200-strip-fcs.patch Normal file
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@ -0,0 +1,11 @@
--- a/drivers/net/ethernet/lantiq_xrx200.c
+++ b/drivers/net/ethernet/lantiq_xrx200.c
@@ -933,7 +933,7 @@ static void xrx200_hw_receive(struct xrx
struct xrx200_priv *priv = netdev_priv(dev);
struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc];
struct sk_buff *skb = ch->skb[ch->dma.desc];
- int len = (desc->ctl & LTQ_DMA_SIZE_MASK);
+ int len = (desc->ctl & LTQ_DMA_SIZE_MASK) - ETH_FCS_LEN;
unsigned long flags;
spin_lock_irqsave(&priv->hw->lock, flags);