[NETFILTER]: nf_conntrack_sctp: rename "newconntrack" variable

The name is misleading, it holds the new connection state, so rename it
to "newstate". Also rename "oldsctpstate" to "oldstate" for consistency.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index e52b6b95b30482f3d6058a57062eb1df28f3aa14..7baabc0453425217c9b17f30352206b6f7548c3d 100644 (file)
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -231,9 +231,9 @@ static int do_basic_checks(struct nf_conn *ct,
        return count == 0;
 }
 
-static int new_state(enum ip_conntrack_dir dir,
-                    enum sctp_conntrack cur_state,
-                    int chunk_type)
+static int sctp_new_state(enum ip_conntrack_dir dir,
+                         enum sctp_conntrack cur_state,
+                         int chunk_type)
 {
        int i;
 
@@ -299,7 +299,7 @@ static int sctp_packet(struct nf_conn *ct,
                       int pf,
                       unsigned int hooknum)
 {
-       enum sctp_conntrack newconntrack, oldsctpstate;
+       enum sctp_conntrack new_state, old_state;
        enum ip_conntrack_dir dir = CTINFO2DIR(ctinfo);
        sctp_sctphdr_t _sctph, *sh;
        sctp_chunkhdr_t _sch, *sch;
@@ -324,7 +324,7 @@ static int sctp_packet(struct nf_conn *ct,
                goto out;
        }
 
-       oldsctpstate = newconntrack = SCTP_CONNTRACK_MAX;
+       old_state = new_state = SCTP_CONNTRACK_MAX;
        for_each_sctp_chunk (skb, sch, _sch, offset, dataoff, count) {
                write_lock_bh(&sctp_lock);
 
@@ -350,14 +350,14 @@ static int sctp_packet(struct nf_conn *ct,
                                goto out_unlock;
                }
 
-               oldsctpstate = ct->proto.sctp.state;
-               newconntrack = new_state(dir, oldsctpstate, sch->type);
+               old_state = ct->proto.sctp.state;
+               new_state = sctp_new_state(dir, old_state, sch->type);
 
                /* Invalid */
-               if (newconntrack == SCTP_CONNTRACK_MAX) {
+               if (new_state == SCTP_CONNTRACK_MAX) {
                        pr_debug("nf_conntrack_sctp: Invalid dir=%i ctype=%u "
                                 "conntrack=%u\n",
-                                dir, sch->type, oldsctpstate);
+                                dir, sch->type, old_state);
                        goto out_unlock;
                }
 
@@ -375,17 +375,17 @@ static int sctp_packet(struct nf_conn *ct,
                        ct->proto.sctp.vtag[!dir] = ih->init_tag;
                }
 
-               ct->proto.sctp.state = newconntrack;
-               if (oldsctpstate != newconntrack)
+               ct->proto.sctp.state = new_state;
+               if (old_state != new_state)
                        nf_conntrack_event_cache(IPCT_PROTOINFO, skb);
                write_unlock_bh(&sctp_lock);
        }
 
-       nf_ct_refresh_acct(ct, ctinfo, skb, *sctp_timeouts[newconntrack]);
+       nf_ct_refresh_acct(ct, ctinfo, skb, *sctp_timeouts[new_state]);
 
-       if (oldsctpstate == SCTP_CONNTRACK_COOKIE_ECHOED &&
+       if (old_state == SCTP_CONNTRACK_COOKIE_ECHOED &&
            dir == IP_CT_DIR_REPLY &&
-           newconntrack == SCTP_CONNTRACK_ESTABLISHED) {
+           new_state == SCTP_CONNTRACK_ESTABLISHED) {
                pr_debug("Setting assured bit\n");
                set_bit(IPS_ASSURED_BIT, &ct->status);
                nf_conntrack_event_cache(IPCT_STATUS, skb);
@@ -403,7 +403,7 @@ out:
 static int sctp_new(struct nf_conn *ct, const struct sk_buff *skb,
                    unsigned int dataoff)
 {
-       enum sctp_conntrack newconntrack;
+       enum sctp_conntrack new_state;
        sctp_sctphdr_t _sctph, *sh;
        sctp_chunkhdr_t _sch, *sch;
        u_int32_t offset, count;
@@ -422,15 +422,15 @@ static int sctp_new(struct nf_conn *ct, const struct sk_buff *skb,
            test_bit(SCTP_CID_COOKIE_ACK, map))
                return 0;
 
-       newconntrack = SCTP_CONNTRACK_MAX;
+       new_state = SCTP_CONNTRACK_MAX;
        for_each_sctp_chunk (skb, sch, _sch, offset, dataoff, count) {
                /* Don't need lock here: this conntrack not in circulation yet */
-               newconntrack = new_state(IP_CT_DIR_ORIGINAL,
-                                        SCTP_CONNTRACK_NONE, sch->type);
+               new_state = sctp_new_state(IP_CT_DIR_ORIGINAL,
+                                          SCTP_CONNTRACK_NONE, sch->type);
 
                /* Invalid: delete conntrack */
-               if (newconntrack == SCTP_CONNTRACK_NONE ||
-                   newconntrack == SCTP_CONNTRACK_MAX) {
+               if (new_state == SCTP_CONNTRACK_NONE ||
+                   new_state == SCTP_CONNTRACK_MAX) {
                        pr_debug("nf_conntrack_sctp: invalid new deleting.\n");
                        return 0;
                }
@@ -463,7 +463,7 @@ static int sctp_new(struct nf_conn *ct, const struct sk_buff *skb,
                        ct->proto.sctp.vtag[IP_CT_DIR_REPLY] = sh->vtag;
                }
 
-               ct->proto.sctp.state = newconntrack;
+               ct->proto.sctp.state = new_state;
        }
 
        return 1;