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-rw-r--r--drivers/net/gianfar.c5
-rw-r--r--drivers/net/gianfar.h6
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index b6715553cf1..669de028d44 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2393,6 +2393,7 @@ struct sk_buff * gfar_new_skb(struct net_device *dev)
* as many bytes as needed to align the data properly
*/
skb_reserve(skb, alignamount);
+ GFAR_CB(skb)->alignamount = alignamount;
return skb;
}
@@ -2533,13 +2534,13 @@ int gfar_clean_rx_ring(struct gfar_priv_rx_q *rx_queue, int rx_work_limit)
newskb = skb;
else if (skb) {
/*
- * We need to reset ->data to what it
+ * We need to un-reserve() the skb to what it
* was before gfar_new_skb() re-aligned
* it to an RXBUF_ALIGNMENT boundary
* before we put the skb back on the
* recycle list.
*/
- skb->data = skb->head + NET_SKB_PAD;
+ skb_reserve(skb, -GFAR_CB(skb)->alignamount);
__skb_queue_head(&priv->rx_recycle, skb);
}
} else {
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index 3d72dc43dca..17d25e71423 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -566,6 +566,12 @@ struct rxfcb {
u16 vlctl; /* VLAN control word */
};
+struct gianfar_skb_cb {
+ int alignamount;
+};
+
+#define GFAR_CB(skb) ((struct gianfar_skb_cb *)((skb)->cb))
+
struct rmon_mib
{
u32 tr64; /* 0x.680 - Transmit and Receive 64-byte Frame Counter */