Messages in this thread Patch in this message | | | From | Martin Schiller <> | Subject | [PATCH 1/4] net/x25: call skb_reset_network_header where needed | Date | Wed, 3 Apr 2019 07:01:15 +0200 |
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This fixes some problems like: o tcpdump not showing X.25<->LapB Header o "protocol 0508 is buggy" warning from I4L
Signed-off-by: Martin Schiller <ms@dev.tdt.de> --- net/x25/x25_dev.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/net/x25/x25_dev.c b/net/x25/x25_dev.c index 39231237e1c3..eef0305f3e99 100644 --- a/net/x25/x25_dev.c +++ b/net/x25/x25_dev.c @@ -127,6 +127,7 @@ int x25_lapb_receive_frame(struct sk_buff *skb, struct net_device *dev, case X25_IFACE_DATA: skb_pull(skb, 1); + skb_reset_network_header(skb); if (x25_receive_data(skb, nb)) { x25_neigh_put(nb); goto out; @@ -171,6 +172,8 @@ void x25_establish_link(struct x25_neigh *nb) return; } + skb_reset_network_header(skb); + skb->protocol = htons(ETH_P_X25); skb->dev = nb->dev; @@ -198,6 +201,8 @@ void x25_terminate_link(struct x25_neigh *nb) ptr = skb_put(skb, 1); *ptr = X25_IFACE_DISCONNECT; + skb_reset_network_header(skb); + skb->protocol = htons(ETH_P_X25); skb->dev = nb->dev; dev_queue_xmit(skb); @@ -207,8 +212,6 @@ void x25_send_frame(struct sk_buff *skb, struct x25_neigh *nb) { unsigned char *dptr; - skb_reset_network_header(skb); - switch (nb->dev->type) { case ARPHRD_X25: dptr = skb_push(skb, 1); @@ -225,6 +228,8 @@ void x25_send_frame(struct sk_buff *skb, struct x25_neigh *nb) return; } + skb_reset_network_header(skb); + skb->protocol = htons(ETH_P_X25); skb->dev = nb->dev; -- 2.11.0
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