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

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (32 commits)
  [NetLabel]: correct usage of RCU locking
  [TCP]: fix D-SACK cwnd handling
  [NET] napi: use non-interruptible sleep in napi_disable
  [SCTP] net/sctp/auth.c: make 3 functions static
  [TCP]: Add missing I/O AT code to ipv6 side.
  [SCTP]: #if 0 sctp_update_copy_cksum()
  [INET]: Unexport icmpmsg_statistics
  [NET]: Unexport sock_enable_timestamp().
  [TCP]: Make tcp_match_skb_to_sack() static.
  [IRDA]: Make ircomm_tty static.
  [NET] fs/proc/proc_net.c: make a struct static
  [NET] dev_change_name: ignore changes to same name
  [NET]: Document some simple rules for actions
  [NET_CLS_ACT]: Use skb_act_clone
  [NET_CLS_ACT]: Introduce skb_act_clone
  [TCP]: Fix scatterlist handling in MD5 signature support.
  [IPSEC]: Fix scatterlist handling in skb_icv_walk().
  [IPSEC]: Add missing sg_init_table() calls to ESP.
  [CRYPTO]: Initialize TCRYPT on-stack scatterlist objects correctly.
  [CRYPTO]: HMAC needs some more scatterlist fixups.
  ...

2 files changed, 8 insertions, 0 deletions

diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index 72a659806cad..f67d51a4e56d 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -109,6 +109,7 @@ static int esp6_output(struct xfrm_state *x, struct sk_buff *skb)
                         if (!sg)
                                 goto unlock;
                 }
+                sg_init_table(sg, nfrags);
                 skb_to_sgvec(skb, sg, esph->enc_data+esp->conf.ivlen-skb->data, clen);
                 err = crypto_blkcipher_encrypt(&desc, sg, sg, clen);
                 if (unlikely(sg != &esp->sgbuf[0]))
@@ -205,6 +206,7 @@ static int esp6_input(struct xfrm_state *x, struct sk_buff *skb)
                                 goto out;
                         }
                 }
+                sg_init_table(sg, nfrags);
                 skb_to_sgvec(skb, sg, sizeof(*esph) + esp->conf.ivlen, elen);
                 ret = crypto_blkcipher_decrypt(&desc, sg, sg, elen);
                 if (unlikely(sg != &esp->sgbuf[0]))
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 737b755342bd..06fa4baddf05 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -757,6 +757,8 @@ static int tcp_v6_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
         bp->len = htonl(tcplen);
         bp->protocol = htonl(protocol);
 
+        sg_init_table(sg, 4);
+
         sg_set_buf(&sg[block++], bp, sizeof(*bp));
         nbytes += sizeof(*bp);
 
@@ -778,6 +780,8 @@ static int tcp_v6_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
         sg_set_buf(&sg[block++], key->key, key->keylen);
         nbytes += key->keylen;
 
+        sg_mark_end(sg, block);
+
         /* Now store the hash into the packet */
         err = crypto_hash_init(desc);
         if (err) {
@@ -1728,6 +1732,8 @@ process:
         if (!sock_owned_by_user(sk)) {
 #ifdef CONFIG_NET_DMA
                 struct tcp_sock *tp = tcp_sk(sk);
+                if (!tp->ucopy.dma_chan && tp->ucopy.pinned_list)
+                        tp->ucopy.dma_chan = get_softnet_dma();
                 if (tp->ucopy.dma_chan)
                         ret = tcp_v6_do_rcv(sk, skb);
                 else