diff options
author | Aaron Conole <aconole@bytheb.org> | 2016-09-21 18:35:04 +0300 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-09-24 22:29:53 +0300 |
commit | e2361cb90a0327bdab34d01d1a7b9dbd67c31e60 (patch) | |
tree | d7f8b55fd607e5cb1c0018fa8f1f79d6038d17b3 /net/netfilter/nfnetlink_log.c | |
parent | 2c1e2703ff812ccaa42a4bc8a25803955e342b85 (diff) | |
download | linux-e2361cb90a0327bdab34d01d1a7b9dbd67c31e60.tar.xz |
netfilter: Remove explicit rcu_read_lock in nf_hook_slow
All of the callers of nf_hook_slow already hold the rcu_read_lock, so this
cleanup removes the recursive call. This is just a cleanup, as the locking
code gracefully handles this situation.
Signed-off-by: Aaron Conole <aconole@bytheb.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nfnetlink_log.c')
-rw-r--r-- | net/netfilter/nfnetlink_log.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 6577db524ef6..eb086a192c5a 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -442,7 +442,9 @@ __build_packet_message(struct nfnl_log_net *log, if (nla_put_be32(inst->skb, NFULA_IFINDEX_PHYSINDEV, htonl(indev->ifindex)) || /* this is the bridge group "brX" */ - /* rcu_read_lock()ed by nf_hook_slow or nf_log_packet */ + /* rcu_read_lock()ed by nf_hook_thresh or + * nf_log_packet. + */ nla_put_be32(inst->skb, NFULA_IFINDEX_INDEV, htonl(br_port_get_rcu(indev)->br->dev->ifindex))) goto nla_put_failure; @@ -477,7 +479,9 @@ __build_packet_message(struct nfnl_log_net *log, if (nla_put_be32(inst->skb, NFULA_IFINDEX_PHYSOUTDEV, htonl(outdev->ifindex)) || /* this is the bridge group "brX" */ - /* rcu_read_lock()ed by nf_hook_slow or nf_log_packet */ + /* rcu_read_lock()ed by nf_hook_thresh or + * nf_log_packet. + */ nla_put_be32(inst->skb, NFULA_IFINDEX_OUTDEV, htonl(br_port_get_rcu(outdev)->br->dev->ifindex))) goto nla_put_failure; |