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-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
index f4c5a12147..989ed0e8a5 100644
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
@@ -759,6 +759,23 @@ static int ag71xx_tx_packets(struct ag71xx *ag)
return sent;
}
+static int ag71xx_rx_copy_skb(struct ag71xx *ag, struct sk_buff **pskb,
+ int pktlen)
+{
+ struct sk_buff *copy_skb;
+
+ copy_skb = netdev_alloc_skb(ag->dev, pktlen + NET_IP_ALIGN);
+ if (!copy_skb)
+ return -ENOMEM;
+
+ skb_reserve(copy_skb, NET_IP_ALIGN);
+ skb_copy_from_linear_data(*pskb, copy_skb->data, pktlen);
+ dev_kfree_skb_any(*pskb);
+ *pskb = copy_skb;
+
+ return 0;
+}
+
static int ag71xx_rx_packets(struct ag71xx *ag, int limit)
{
struct net_device *dev = ag->dev;
@@ -798,6 +815,8 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit)
if (ag71xx_has_ar8216(ag))
err = ag71xx_remove_ar8216_header(ag, skb);
+ else
+ err = ag71xx_rx_copy_skb(ag, &skb, pktlen);
if (err) {
dev->stats.rx_dropped++;