diff options
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/fib_trie.c | 7 | ||||
| -rw-r--r-- | net/ipv4/ip_fragment.c | 2 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 4 |
3 files changed, 8 insertions, 5 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index a7d089eb042..ce6cb34e28e 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -177,10 +177,13 @@ static inline struct tnode *node_parent_rcu(struct node *node) return rcu_dereference(ret); } +/* Same as rcu_assign_pointer + * but that macro() assumes that value is a pointer. + */ static inline void node_set_parent(struct node *node, struct tnode *ptr) { - rcu_assign_pointer(node->parent, - (unsigned long)ptr | NODE_TYPE(node)); + smp_wmb(); + node->parent = (unsigned long)ptr | NODE_TYPE(node); } static inline struct node *tnode_get_child(struct tnode *tn, unsigned int i) diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index a2e92f9709d..3b2e5adca83 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -568,7 +568,7 @@ int ip_defrag(struct sk_buff *skb, u32 user) IP_INC_STATS_BH(IPSTATS_MIB_REASMREQDS); - net = skb->dev->nd_net; + net = skb->dev ? skb->dev->nd_net : skb->dst->dev->nd_net; /* Start by cleaning up the memory. */ if (atomic_read(&net->ipv4.frags.mem) > net->ipv4.frags.high_thresh) ip_evictor(net); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index e0fbc25ca81..58ac838bf46 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -735,7 +735,7 @@ new_segment: if (!(psize -= copy)) goto out; - if (skb->len < mss_now || (flags & MSG_OOB)) + if (skb->len < size_goal || (flags & MSG_OOB)) continue; if (forced_push(tp)) { @@ -981,7 +981,7 @@ new_segment: if ((seglen -= copy) == 0 && iovlen == 0) goto out; - if (skb->len < mss_now || (flags & MSG_OOB)) + if (skb->len < size_goal || (flags & MSG_OOB)) continue; if (forced_push(tp)) { |