V4L/DVB (6784): tda8290: prevent possible memory leak

[safe/jmp/linux-2.6] / net / dccp / ipv4.c

diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 44f6e17..db17b83 100644 (file)
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -241,8 +241,8 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info)
                goto out;
 
        dp = dccp_sk(sk);
-       seq = dccp_hdr_seq(skb);
-       if (sk->sk_state != DCCP_LISTEN &&
+       seq = dccp_hdr_seq(dh);
+       if ((1 << sk->sk_state) & ~(DCCPF_REQUESTING | DCCPF_LISTEN) &&
            !between48(seq, dp->dccps_swl, dp->dccps_swh)) {
                NET_INC_STATS_BH(LINUX_MIB_OUTOFWINDOWICMPS);
                goto out;
@@ -795,7 +795,7 @@ static int dccp_v4_rcv(struct sk_buff *skb)
 
        dh = dccp_hdr(skb);
 
-       DCCP_SKB_CB(skb)->dccpd_seq  = dccp_hdr_seq(skb);
+       DCCP_SKB_CB(skb)->dccpd_seq  = dccp_hdr_seq(dh);
        DCCP_SKB_CB(skb)->dccpd_type = dh->dccph_type;
 
        dccp_pr_debug("%8.8s "
@@ -922,6 +922,8 @@ static struct timewait_sock_ops dccp_timewait_sock_ops = {
        .twsk_obj_size  = sizeof(struct inet_timewait_sock),
 };
 
+DEFINE_PROTO_INUSE(dccp_v4)
+
 static struct proto dccp_v4_prot = {
        .name                   = "DCCP",
        .owner                  = THIS_MODULE,
@@ -950,6 +952,7 @@ static struct proto dccp_v4_prot = {
        .compat_setsockopt      = compat_dccp_setsockopt,
        .compat_getsockopt      = compat_dccp_getsockopt,
 #endif
+       REF_PROTO_INUSE(dccp_v4)
 };
 
 static struct net_protocol dccp_v4_protocol = {
@@ -1037,8 +1040,8 @@ module_exit(dccp_v4_exit);
  * values directly, Also cover the case where the protocol is not specified,
  * i.e. net-pf-PF_INET-proto-0-type-SOCK_DCCP
  */
-MODULE_ALIAS("net-pf-" __stringify(PF_INET) "-proto-33-type-6");
-MODULE_ALIAS("net-pf-" __stringify(PF_INET) "-proto-0-type-6");
+MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET, 33, 6);
+MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET, 0, 6);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Arnaldo Carvalho de Melo <acme@mandriva.com>");
 MODULE_DESCRIPTION("DCCP - Datagram Congestion Controlled Protocol");