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authorRob Herring <robh@kernel.org>2018-12-13 20:20:36 +0300
committerRob Herring <robh@kernel.org>2018-12-13 20:20:36 +0300
commitacc2038738bd6f881e7a277ba14fa7c589fd3058 (patch)
treefd56524867a9b726b3e5d2cb040ff16b2f2a67a0 /net/netfilter/nf_conntrack_core.c
parentcd1cc0bef46fc8d8f9ebe82d2064d4f4bd5ecf16 (diff)
parent2c9b0b00af23cdc70d28d82e077dc1d280bcb84a (diff)
downloadlinux-acc2038738bd6f881e7a277ba14fa7c589fd3058.tar.xz
Merge branch 'yaml-bindings-for-v4.21' into dt/next
Diffstat (limited to 'net/netfilter/nf_conntrack_core.c')
-rw-r--r--net/netfilter/nf_conntrack_core.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index ca1168d67fac..e92e749aff53 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1073,19 +1073,22 @@ static unsigned int early_drop_list(struct net *net,
return drops;
}
-static noinline int early_drop(struct net *net, unsigned int _hash)
+static noinline int early_drop(struct net *net, unsigned int hash)
{
- unsigned int i;
+ unsigned int i, bucket;
for (i = 0; i < NF_CT_EVICTION_RANGE; i++) {
struct hlist_nulls_head *ct_hash;
- unsigned int hash, hsize, drops;
+ unsigned int hsize, drops;
rcu_read_lock();
nf_conntrack_get_ht(&ct_hash, &hsize);
- hash = reciprocal_scale(_hash++, hsize);
+ if (!i)
+ bucket = reciprocal_scale(hash, hsize);
+ else
+ bucket = (bucket + 1) % hsize;
- drops = early_drop_list(net, &ct_hash[hash]);
+ drops = early_drop_list(net, &ct_hash[bucket]);
rcu_read_unlock();
if (drops) {