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authorDavid Miller <davem@davemloft.net>2012-07-01 02:02:53 +0000
committerDavid S. Miller <davem@davemloft.net>2012-07-20 13:30:59 -0700
commit38a424e4657462fe9f8b76f01a0e879abde99ab4 (patch)
tree3e5df29e768eb1fff1f9ebbc5cf7538d798a5535 /net
parent89aef8921bfbac22f00e04f8450f6e447db13e42 (diff)
downloadlinux-38a424e4657462fe9f8b76f01a0e879abde99ab4.tar.gz
ipv4: Kill ip_route_input_noref().
The "noref" argument to ip_route_input_common() is now always ignored
because we do not cache routes, and in that case we must always grab
a reference to the resulting 'dst'.

Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/arp.c2
-rw-r--r--net/ipv4/ip_fragment.c4
-rw-r--r--net/ipv4/ip_input.c4
-rw-r--r--net/ipv4/route.c6
-rw-r--r--net/ipv4/xfrm4_input.c4
5 files changed, 10 insertions, 10 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 2e560f0c757d..c38293f38161 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -828,7 +828,7 @@ static int arp_process(struct sk_buff *skb)
 	}
 
 	if (arp->ar_op == htons(ARPOP_REQUEST) &&
-	    ip_route_input_noref(skb, tip, sip, 0, dev) == 0) {
+	    ip_route_input(skb, tip, sip, 0, dev) == 0) {
 
 		rt = skb_rtable(skb);
 		addr_type = rt->rt_type;
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 8d07c973409c..7ad88e5e7110 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -258,8 +258,8 @@ static void ip_expire(unsigned long arg)
 		/* skb dst is stale, drop it, and perform route lookup again */
 		skb_dst_drop(head);
 		iph = ip_hdr(head);
-		err = ip_route_input_noref(head, iph->daddr, iph->saddr,
-					   iph->tos, head->dev);
+		err = ip_route_input(head, iph->daddr, iph->saddr,
+				     iph->tos, head->dev);
 		if (err)
 			goto out_rcu_unlock;
 
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index b27d4440f523..4ebc6feee250 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -336,8 +336,8 @@ static int ip_rcv_finish(struct sk_buff *skb)
 	 *	how the packet travels inside Linux networking.
 	 */
 	if (!skb_dst(skb)) {
-		int err = ip_route_input_noref(skb, iph->daddr, iph->saddr,
-					       iph->tos, skb->dev);
+		int err = ip_route_input(skb, iph->daddr, iph->saddr,
+					 iph->tos, skb->dev);
 		if (unlikely(err)) {
 			if (err == -EXDEV)
 				NET_INC_STATS_BH(dev_net(skb->dev),
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 6d6146d31f22..55eb4634ed60 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1620,8 +1620,8 @@ martian_source_keep_err:
 	goto out;
 }
 
-int ip_route_input_common(struct sk_buff *skb, __be32 daddr, __be32 saddr,
-			   u8 tos, struct net_device *dev, bool noref)
+int ip_route_input(struct sk_buff *skb, __be32 daddr, __be32 saddr,
+		   u8 tos, struct net_device *dev)
 {
 	int res;
 
@@ -1664,7 +1664,7 @@ int ip_route_input_common(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 	rcu_read_unlock();
 	return res;
 }
-EXPORT_SYMBOL(ip_route_input_common);
+EXPORT_SYMBOL(ip_route_input);
 
 /* called with rcu_read_lock() */
 static struct rtable *__mkroute_output(const struct fib_result *res,
diff --git a/net/ipv4/xfrm4_input.c b/net/ipv4/xfrm4_input.c
index 06814b6216dc..58d23a572509 100644
--- a/net/ipv4/xfrm4_input.c
+++ b/net/ipv4/xfrm4_input.c
@@ -27,8 +27,8 @@ static inline int xfrm4_rcv_encap_finish(struct sk_buff *skb)
 	if (skb_dst(skb) == NULL) {
 		const struct iphdr *iph = ip_hdr(skb);
 
-		if (ip_route_input_noref(skb, iph->daddr, iph->saddr,
-					 iph->tos, skb->dev))
+		if (ip_route_input(skb, iph->daddr, iph->saddr,
+				   iph->tos, skb->dev))
 			goto drop;
 	}
 	return dst_input(skb);