patch-2.2.11 linux/net/ipv6/raw.c

• Lines: 87
• Date: Mon Aug 9 12:04:41 1999
• Orig file: v2.2.10/linux/net/ipv6/raw.c
• Orig date: Thu Apr 22 19:45:20 1999

diff -u --recursive --new-file v2.2.10/linux/net/ipv6/raw.c linux/net/ipv6/raw.c
@@ -7,7 +7,7 @@
  *
  *	Adapted from linux/net/ipv4/raw.c
  *
- *	$Id: raw.c,v 1.24 1999/04/22 10:07:45 davem Exp $
+ *	$Id: raw.c,v 1.24.2.1 1999/06/20 20:14:58 davem Exp $
  *
  *	This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License
@@ -45,57 +45,25 @@
 
 static void raw_v6_hash(struct sock *sk)
 {
-	struct sock **skp;
-	int num = sk->num;
+	struct sock **skp = &raw_v6_htable[sk->num & (RAWV6_HTABLE_SIZE - 1)];
 
-	num &= (RAWV6_HTABLE_SIZE - 1);
-	skp = &raw_v6_htable[num];
 	SOCKHASH_LOCK();
-	sk->next = *skp;
+	if ((sk->next = *skp) != NULL)
+		(*skp)->pprev = &sk->next;
 	*skp = sk;
-	sk->hashent = num;
+	sk->pprev = skp;
 	SOCKHASH_UNLOCK();
 }
 
 static void raw_v6_unhash(struct sock *sk)
 {
-	struct sock **skp;
-	int num = sk->num;
-
-	num &= (RAWV6_HTABLE_SIZE - 1);
-	skp = &raw_v6_htable[num];
-
-	SOCKHASH_LOCK();
-	while(*skp != NULL) {
-		if(*skp == sk) {
-			*skp = sk->next;
-			break;
-		}
-		skp = &((*skp)->next);
-	}
-	SOCKHASH_UNLOCK();
-}
-
-static void raw_v6_rehash(struct sock *sk)
-{
-	struct sock **skp;
-	int num = sk->num;
-	int oldnum = sk->hashent;
-
-	num &= (RAWV6_HTABLE_SIZE - 1);
-	skp = &raw_v6_htable[oldnum];
-
 	SOCKHASH_LOCK();
-	while(*skp != NULL) {
-		if(*skp == sk) {
-			*skp = sk->next;
-			break;
-		}
-		skp = &((*skp)->next);
+	if (sk->pprev) {
+		if (sk->next)
+			sk->next->pprev = sk->pprev;
+		*sk->pprev = sk->next;
+		sk->pprev = NULL;
 	}
-	sk->next = raw_v6_htable[num];
-	raw_v6_htable[num] = sk;
-	sk->hashent = num;
 	SOCKHASH_UNLOCK();
 }
 
@@ -667,9 +635,7 @@
 	rawv6_rcv_skb,			/* backlog_rcv */
 	raw_v6_hash,			/* hash */
 	raw_v6_unhash,			/* unhash */
-	raw_v6_rehash,			/* rehash */
-	NULL,				/* good_socknum */
-	NULL,				/* verify_bind */
+	NULL,				/* get_port */
 	128,				/* max_header */
 	0,				/* retransmits */
 	"RAW",				/* name */