X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fnetfilter%2Fnfnetlink_queue.c;h=3447025ce068e9216fe5b235bd4f3213573673be;hb=6236af82d8a989e150a02800c210eb61cb1e17be;hp=2c9fe5c12894f7f7200e68e35d6be9c39c31ad59;hpb=dd32f7effdd2f3f348ef91ca1649d78a0ab2b103;p=linux-2.6

diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 2c9fe5c128..3447025ce0 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -454,9 +454,8 @@ nfqnl_mangle(void *data, int data_len, struct nf_queue_entry *e)
 		if (data_len > 0xFFFF)
 			return -EINVAL;
 		if (diff > skb_tailroom(e->skb)) {
-			nskb = skb_copy_expand(e->skb, 0,
-					       diff - skb_tailroom(e->skb),
-					       GFP_ATOMIC);
+			nskb = skb_copy_expand(e->skb, skb_headroom(e->skb),
+					       diff, GFP_ATOMIC);
 			if (!nskb) {
 				printk(KERN_WARNING "nf_queue: OOM "
 				      "in mangle, dropping packet\n");