This is a prep work for passing struct net through ip_do_fragment and
later the netfilter okfn. Doing this independently makes the later
code changes clearer.
Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
---
net/bridge/br_netfilter_hooks.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
index 0a6f095bb0c9..971d45d24c64 100644
--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -695,18 +695,17 @@ static int br_nf_push_frag_xmit(struct sock *sk, struct sk_buff *skb)
#endif
#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV4)
-static int br_nf_ip_fragment(struct sock *sk, struct sk_buff *skb,
- int (*output)(struct sock *, struct sk_buff *))
+static int
+br_nf_ip_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
+ int (*output)(struct sock *, struct sk_buff *))
{
unsigned int mtu = ip_skb_dst_mtu(skb);
struct iphdr *iph = ip_hdr(skb);
- struct rtable *rt = skb_rtable(skb);
- struct net_device *dev = rt->dst.dev;
if (unlikely(((iph->frag_off & htons(IP_DF)) && !skb->ignore_df) ||
(IPCB(skb)->frag_max_size &&
IPCB(skb)->frag_max_size > mtu))) {
- IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
+ IP_INC_STATS(net, IPSTATS_MIB_FRAGFAILS);
kfree_skb(skb);
return -EMSGSIZE;
}
@@ -726,6 +725,7 @@ static int br_nf_dev_queue_xmit(struct sock *sk, struct sk_buff *skb)
{
struct nf_bridge_info *nf_bridge;
unsigned int mtu_reserved;
+ struct net *net = dev_net(skb_dst(skb)->dev);
mtu_reserved = nf_bridge_mtu_reduction(skb);
@@ -760,7 +760,7 @@ static int br_nf_dev_queue_xmit(struct sock *sk, struct sk_buff *skb)
skb_copy_from_linear_data_offset(skb, -data->size, data->mac,
data->size);
- return br_nf_ip_fragment(sk, skb, br_nf_push_frag_xmit);
+ return br_nf_ip_fragment(net, sk, skb, br_nf_push_frag_xmit);
}
#endif
#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6)
--
2.2.1
--
To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
