diff options
| author |   Florian Westphal <fw@strlen.de> | 2019-05-31 18:27:06 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-06-02 18:06:26 -0700 |
| commit | b8d19572367bb019f77bbc921ef6bf965f1c8b22 (patch) | |
| tree | d8e4e3c0cefa30ff346c6bc38a0a34d30954affa /net/netfilter | |
| parent | devinet: use in_dev_for_each_ifa_rcu in more places (diff) | |
| download | linux-dev-b8d19572367bb019f77bbc921ef6bf965f1c8b22.tar.xz linux-dev-b8d19572367bb019f77bbc921ef6bf965f1c8b22.zip | |
netfilter: use in_dev_for_each_ifa_rcu
Netfilter hooks are always running under rcu read lock, use
the new iterator macro so sparse won't complain once we add
proper __rcu annotations.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/nf_conntrack_broadcast.c | 9 | ||||
| -rw-r--r-- | net/netfilter/nfnetlink_osf.c | 5 |
2 files changed, 9 insertions, 5 deletions
diff --git a/net/netfilter/nf_conntrack_broadcast.c b/net/netfilter/nf_conntrack_broadcast.c index 5423b197d98a..a5dbc3676a4f 100644 --- a/net/netfilter/nf_conntrack_broadcast.c +++ b/net/netfilter/nf_conntrack_broadcast.c @@ -41,12 +41,17 @@ int nf_conntrack_broadcast_help(struct sk_buff *skb, in_dev = __in_dev_get_rcu(rt->dst.dev); if (in_dev != NULL) { - for_primary_ifa(in_dev) { + const struct in_ifaddr *ifa; + + in_dev_for_each_ifa_rcu(ifa, in_dev) { + if (ifa->ifa_flags & IFA_F_SECONDARY) + continue; + if (ifa->ifa_broadcast == iph->daddr) { mask = ifa->ifa_mask; break; } - } endfor_ifa(in_dev); + } } if (mask == 0) diff --git a/net/netfilter/nfnetlink_osf.c b/net/netfilter/nfnetlink_osf.c index f42326b40d6f..9f5dea0064ea 100644 --- a/net/netfilter/nfnetlink_osf.c +++ b/net/netfilter/nfnetlink_osf.c @@ -33,6 +33,7 @@ static inline int nf_osf_ttl(const struct sk_buff *skb, { struct in_device *in_dev = __in_dev_get_rcu(skb->dev); const struct iphdr *ip = ip_hdr(skb); + const struct in_ifaddr *ifa; int ret = 0; if (ttl_check == NF_OSF_TTL_TRUE) @@ -42,15 +43,13 @@ static inline int nf_osf_ttl(const struct sk_buff *skb, else if (ip->ttl <= f_ttl) return 1; - for_ifa(in_dev) { + in_dev_for_each_ifa_rcu(ifa, in_dev) { if (inet_ifa_match(ip->saddr, ifa)) { ret = (ip->ttl == f_ttl); break; } } - endfor_ifa(in_dev); - return ret; } |