aboutsummaryrefslogtreecommitdiff
path: root/net
diff options
context:
space:
mode:
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ip6mr.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index bae3ef64966..fab5aba28a2 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -506,6 +506,12 @@ static int mif6_delete(int vifi)
return 0;
}
+static inline void ip6mr_cache_free(struct mfc6_cache *c)
+{
+ release_net(mfc6_net(c));
+ kmem_cache_free(mrt_cachep, c);
+}
+
/* Destroy an unresolved cache entry, killing queued skbs
and reporting error to netlink readers.
*/
@@ -528,7 +534,7 @@ static void ip6mr_destroy_unres(struct mfc6_cache *c)
kfree_skb(skb);
}
- kmem_cache_free(mrt_cachep, c);
+ ip6mr_cache_free(c);
}
@@ -685,22 +691,24 @@ static struct mfc6_cache *ip6mr_cache_find(struct in6_addr *origin, struct in6_a
/*
* Allocate a multicast cache entry
*/
-static struct mfc6_cache *ip6mr_cache_alloc(void)
+static struct mfc6_cache *ip6mr_cache_alloc(struct net *net)
{
struct mfc6_cache *c = kmem_cache_zalloc(mrt_cachep, GFP_KERNEL);
if (c == NULL)
return NULL;
c->mfc_un.res.minvif = MAXMIFS;
+ mfc6_net_set(c, net);
return c;
}
-static struct mfc6_cache *ip6mr_cache_alloc_unres(void)
+static struct mfc6_cache *ip6mr_cache_alloc_unres(struct net *net)
{
struct mfc6_cache *c = kmem_cache_zalloc(mrt_cachep, GFP_ATOMIC);
if (c == NULL)
return NULL;
skb_queue_head_init(&c->mfc_un.unres.unresolved);
c->mfc_un.unres.expires = jiffies + 10 * HZ;
+ mfc6_net_set(c, net);
return c;
}
@@ -856,7 +864,7 @@ ip6mr_cache_unresolved(mifi_t mifi, struct sk_buff *skb)
*/
if (atomic_read(&cache_resolve_queue_len) >= 10 ||
- (c = ip6mr_cache_alloc_unres()) == NULL) {
+ (c = ip6mr_cache_alloc_unres(&init_net)) == NULL) {
spin_unlock_bh(&mfc_unres_lock);
kfree_skb(skb);
@@ -879,7 +887,7 @@ ip6mr_cache_unresolved(mifi_t mifi, struct sk_buff *skb)
*/
spin_unlock_bh(&mfc_unres_lock);
- kmem_cache_free(mrt_cachep, c);
+ ip6mr_cache_free(c);
kfree_skb(skb);
return err;
}
@@ -924,7 +932,7 @@ static int ip6mr_mfc_delete(struct mf6cctl *mfc)
*cp = c->next;
write_unlock_bh(&mrt_lock);
- kmem_cache_free(mrt_cachep, c);
+ ip6mr_cache_free(c);
return 0;
}
}
@@ -1073,7 +1081,7 @@ static int ip6mr_mfc_add(struct mf6cctl *mfc, int mrtsock)
if (!ipv6_addr_is_multicast(&mfc->mf6cc_mcastgrp.sin6_addr))
return -EINVAL;
- c = ip6mr_cache_alloc();
+ c = ip6mr_cache_alloc(&init_net);
if (c == NULL)
return -ENOMEM;
@@ -1108,7 +1116,7 @@ static int ip6mr_mfc_add(struct mf6cctl *mfc, int mrtsock)
if (uc) {
ip6mr_cache_resolve(uc, c);
- kmem_cache_free(mrt_cachep, uc);
+ ip6mr_cache_free(uc);
}
return 0;
}
@@ -1145,7 +1153,7 @@ static void mroute_clean_tables(struct sock *sk)
*cp = c->next;
write_unlock_bh(&mrt_lock);
- kmem_cache_free(mrt_cachep, c);
+ ip6mr_cache_free(c);
}
}