Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

4 files changed, 30 insertions, 18 deletions

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 9308af060b44..6589adb14cbf 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -340,6 +340,12 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
 	udph->dest = htons(np->remote_port);
 	udph->len = htons(udp_len);
 	udph->check = 0;
+	udph->check = csum_tcpudp_magic(htonl(np->local_ip),
+					htonl(np->remote_ip),
+					udp_len, IPPROTO_UDP,
+					csum_partial((unsigned char *)udph, udp_len, 0));
+	if (udph->check == 0)
+		udph->check = -1;
 
 	skb->nh.iph = iph = (struct iphdr *)skb_push(skb, sizeof(*iph));
 
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index dd023fd28304..733d86d0a4fb 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2304,6 +2304,12 @@ static void mpls_push(__be32 *mpls, struct pktgen_dev *pkt_dev)
 	*mpls |= MPLS_STACK_BOTTOM;
 }
 
+static inline __be16 build_tci(unsigned int id, unsigned int cfi,
+			       unsigned int prio)
+{
+	return htons(id | (cfi << 12) | (prio << 13));
+}
+
 static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
 					struct pktgen_dev *pkt_dev)
 {
@@ -2353,16 +2359,16 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
 	if (pkt_dev->vlan_id != 0xffff) {
 		if(pkt_dev->svlan_id != 0xffff) {
 			svlan_tci = (__be16 *)skb_put(skb, sizeof(__be16));
-			*svlan_tci = htons(pkt_dev->svlan_id);
-			*svlan_tci |= pkt_dev->svlan_p << 5;
-			*svlan_tci |= pkt_dev->svlan_cfi << 4;
+			*svlan_tci = build_tci(pkt_dev->svlan_id,
+					       pkt_dev->svlan_cfi,
+					       pkt_dev->svlan_p);
 			svlan_encapsulated_proto = (__be16 *)skb_put(skb, sizeof(__be16));
 			*svlan_encapsulated_proto = __constant_htons(ETH_P_8021Q);
 		}
 		vlan_tci = (__be16 *)skb_put(skb, sizeof(__be16));
-		*vlan_tci = htons(pkt_dev->vlan_id);
-		*vlan_tci |= pkt_dev->vlan_p << 5;
-		*vlan_tci |= pkt_dev->vlan_cfi << 4;
+		*vlan_tci = build_tci(pkt_dev->vlan_id,
+				      pkt_dev->vlan_cfi,
+				      pkt_dev->vlan_p);
 		vlan_encapsulated_proto = (__be16 *)skb_put(skb, sizeof(__be16));
 		*vlan_encapsulated_proto = __constant_htons(ETH_P_IP);
 	}
@@ -2689,16 +2695,16 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
 	if (pkt_dev->vlan_id != 0xffff) {
 		if(pkt_dev->svlan_id != 0xffff) {
 			svlan_tci = (__be16 *)skb_put(skb, sizeof(__be16));
-			*svlan_tci = htons(pkt_dev->svlan_id);
-			*svlan_tci |= pkt_dev->svlan_p << 5;
-			*svlan_tci |= pkt_dev->svlan_cfi << 4;
+			*svlan_tci = build_tci(pkt_dev->svlan_id,
+					       pkt_dev->svlan_cfi,
+					       pkt_dev->svlan_p);
 			svlan_encapsulated_proto = (__be16 *)skb_put(skb, sizeof(__be16));
 			*svlan_encapsulated_proto = __constant_htons(ETH_P_8021Q);
 		}
 		vlan_tci = (__be16 *)skb_put(skb, sizeof(__be16));
-		*vlan_tci = htons(pkt_dev->vlan_id);
-		*vlan_tci |= pkt_dev->vlan_p << 5;
-		*vlan_tci |= pkt_dev->vlan_cfi << 4;
+		*vlan_tci = build_tci(pkt_dev->vlan_id,
+				      pkt_dev->vlan_cfi,
+				      pkt_dev->vlan_p);
 		vlan_encapsulated_proto = (__be16 *)skb_put(skb, sizeof(__be16));
 		*vlan_encapsulated_proto = __constant_htons(ETH_P_IPV6);
 	}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 3c23760c5827..b8b106358040 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -639,6 +639,7 @@ struct sk_buff *pskb_copy(struct sk_buff *skb, gfp_t gfp_mask)
 	n->csum	     = skb->csum;
 	n->ip_summed = skb->ip_summed;
 
+	n->truesize += skb->data_len;
 	n->data_len  = skb->data_len;
 	n->len	     = skb->len;
 
@@ -1946,7 +1947,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
 	do {
 		struct sk_buff *nskb;
 		skb_frag_t *frag;
-		int hsize, nsize;
+		int hsize;
 		int k;
 		int size;
 
@@ -1957,11 +1958,10 @@ struct sk_buff *skb_segment(struct sk_buff *skb, int features)
 		hsize = skb_headlen(skb) - offset;
 		if (hsize < 0)
 			hsize = 0;
-		nsize = hsize + doffset;
-		if (nsize > len + doffset || !sg)
-			nsize = len + doffset;
+		if (hsize > len || !sg)
+			hsize = len;
 
-		nskb = alloc_skb(nsize + headroom, GFP_ATOMIC);
+		nskb = alloc_skb(hsize + doffset + headroom, GFP_ATOMIC);
 		if (unlikely(!nskb))
 			goto err;
 
diff --git a/net/core/sock.c b/net/core/sock.c
index d472db4776c3..ee6cd2541d35 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1160,7 +1160,7 @@ static struct sk_buff *sock_alloc_send_pskb(struct sock *sk,
 			goto failure;
 
 		if (atomic_read(&sk->sk_wmem_alloc) < sk->sk_sndbuf) {
-			skb = alloc_skb(header_len, sk->sk_allocation);
+			skb = alloc_skb(header_len, gfp_mask);
 			if (skb) {
 				int npages;
 				int i;