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[NETFILTER]: Fix HW checksum handling in nfnetlink_queue
author
Patrick McHardy
<kaber@trash.net>
Tue, 6 Sep 2005 22:10:00 +0000
(15:10 -0700)
committer
David S. Miller
<davem@davemloft.net>
Tue, 6 Sep 2005 22:10:00 +0000
(15:10 -0700)
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/netfilter/nfnetlink_queue.c
patch
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diff --git
a/net/netfilter/nfnetlink_queue.c
b/net/netfilter/nfnetlink_queue.c
index
249bddb
..
f81fe8c
100644
(file)
--- a/
net/netfilter/nfnetlink_queue.c
+++ b/
net/netfilter/nfnetlink_queue.c
@@
-371,6
+371,12
@@
nfqnl_build_packet_message(struct nfqnl_instance *queue,
break;
case NFQNL_COPY_PACKET:
+ if (entry->skb->ip_summed == CHECKSUM_HW &&
+ (*errp = skb_checksum_help(entry->skb,
+ entry->info->outdev == NULL))) {
+ spin_unlock_bh(&queue->lock);
+ return NULL;
+ }
if (queue->copy_range == 0
|| queue->copy_range > entry->skb->len)
data_len = entry->skb->len;
@@
-636,7
+642,7
@@
nfqnl_mangle(void *data, int data_len, struct nfqnl_queue_entry *e)
if (!skb_make_writable(&e->skb, data_len))
return -ENOMEM;
memcpy(e->skb->data, data, data_len);
-
+ e->skb->ip_summed = CHECKSUM_NONE;
return 0;
}