3 files changed, 6 insertions, 34 deletions
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 67ea2c0c0ab..8a7d59be8a0 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -328,40 +328,6 @@ extern int ip_vs_get_debug_level(void);
 #define FTPDATA  __constant_htons(20)
 
 /*
- *      IPVS sysctl variables under the /proc/sys/net/ipv4/vs/
- */
-#define NET_IPV4_VS              21
-
-enum {
-	NET_IPV4_VS_DEBUG_LEVEL=1,
-	NET_IPV4_VS_AMEMTHRESH=2,
-	NET_IPV4_VS_AMDROPRATE=3,
-	NET_IPV4_VS_DROP_ENTRY=4,
-	NET_IPV4_VS_DROP_PACKET=5,
-	NET_IPV4_VS_SECURE_TCP=6,
-	NET_IPV4_VS_TO_ES=7,
-	NET_IPV4_VS_TO_SS=8,
-	NET_IPV4_VS_TO_SR=9,
-	NET_IPV4_VS_TO_FW=10,
-	NET_IPV4_VS_TO_TW=11,
-	NET_IPV4_VS_TO_CL=12,
-	NET_IPV4_VS_TO_CW=13,
-	NET_IPV4_VS_TO_LA=14,
-	NET_IPV4_VS_TO_LI=15,
-	NET_IPV4_VS_TO_SA=16,
-	NET_IPV4_VS_TO_UDP=17,
-	NET_IPV4_VS_TO_ICMP=18,
-	NET_IPV4_VS_LBLC_EXPIRE=19,
-	NET_IPV4_VS_LBLCR_EXPIRE=20,
-	NET_IPV4_VS_CACHE_BYPASS=22,
-	NET_IPV4_VS_EXPIRE_NODEST_CONN=23,
-	NET_IPV4_VS_SYNC_THRESHOLD=24,
-	NET_IPV4_VS_NAT_ICMP_SEND=25,
-	NET_IPV4_VS_EXPIRE_QUIESCENT_TEMPLATE=26,
-	NET_IPV4_VS_LAST
-};
-
-/*
  *      TCP State Values
  */
 enum {
diff --git a/include/net/sock.h b/include/net/sock.h
index 567e468d749..67e35c7e230 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1236,6 +1236,9 @@ static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk,
 {
 	struct sk_buff *skb;
 
+	/* The TCP header must be at least 32-bit aligned.  */
+	size = ALIGN(size, 4);
+
 	skb = alloc_skb_fclone(size + sk->sk_prot->max_header, gfp);
 	if (skb) {
 		skb->truesize += mem;
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d695cea7730..cb5b033e0e5 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1288,6 +1288,9 @@ static inline void tcp_insert_write_queue_before(struct sk_buff *new,
 						  struct sock *sk)
 {
 	__skb_insert(new, skb->prev, skb, &sk->sk_write_queue);
+
+	if (sk->sk_send_head == skb)
+		sk->sk_send_head = new;
 }
 
 static inline void tcp_unlink_write_queue(struct sk_buff *skb, struct sock *sk)