X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=net%2Fipv4%2Finet_hashtables.c;h=ca97835bfec4b2291446a54d7f6bb1af408afc29;hb=0c183d92b20b5c84ca655b45ef57b3318b83eb9e;hp=77c20a489218c9cf1865f397b83f43bc58457dc6;hpb=d011a4d861ce583466a8ae72a0c8e7f51c8cba4e;p=cascardo%2Flinux.git

diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 77c20a489218..ca97835bfec4 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -25,6 +25,7 @@
 #include <net/inet_hashtables.h>
 #include <net/secure_seq.h>
 #include <net/ip.h>
+#include <net/tcp.h>
 #include <net/sock_reuseport.h>
 
 static u32 inet_ehashfn(const struct net *net, const __be32 laddr,
@@ -172,7 +173,7 @@ EXPORT_SYMBOL_GPL(__inet_inherit_port);
 
 static inline int compute_score(struct sock *sk, struct net *net,
 				const unsigned short hnum, const __be32 daddr,
-				const int dif)
+				const int dif, bool exact_dif)
 {
 	int score = -1;
 	struct inet_sock *inet = inet_sk(sk);
@@ -186,7 +187,7 @@ static inline int compute_score(struct sock *sk, struct net *net,
 				return -1;
 			score += 4;
 		}
-		if (sk->sk_bound_dev_if) {
+		if (sk->sk_bound_dev_if || exact_dif) {
 			if (sk->sk_bound_dev_if != dif)
 				return -1;
 			score += 4;
@@ -215,11 +216,12 @@ struct sock *__inet_lookup_listener(struct net *net,
 	unsigned int hash = inet_lhashfn(net, hnum);
 	struct inet_listen_hashbucket *ilb = &hashinfo->listening_hash[hash];
 	int score, hiscore = 0, matches = 0, reuseport = 0;
+	bool exact_dif = inet_exact_dif_match(net, skb);
 	struct sock *sk, *result = NULL;
 	u32 phash = 0;
 
 	sk_for_each_rcu(sk, &ilb->head) {
-		score = compute_score(sk, net, hnum, daddr, dif);
+		score = compute_score(sk, net, hnum, daddr, dif, exact_dif);
 		if (score > hiscore) {
 			reuseport = sk->sk_reuseport;
 			if (reuseport) {