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-rw-r--r--net/netfilter/nf_conntrack_core.c5
-rw-r--r--net/netfilter/nf_conntrack_expect.c3
-rw-r--r--net/netfilter/xt_hashlimit.c2
3 files changed, 6 insertions, 4 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index f3aa4e65b15e..2235432c59d1 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -472,7 +472,8 @@ struct nf_conn *nf_conntrack_alloc(struct net *net,
struct nf_conn *ct;
if (unlikely(!nf_conntrack_hash_rnd_initted)) {
- get_random_bytes(&nf_conntrack_hash_rnd, 4);
+ get_random_bytes(&nf_conntrack_hash_rnd,
+ sizeof(nf_conntrack_hash_rnd));
nf_conntrack_hash_rnd_initted = 1;
}
@@ -1103,7 +1104,7 @@ int nf_conntrack_set_hashsize(const char *val, struct kernel_param *kp)
/* We have to rehahs for the new table anyway, so we also can
* use a newrandom seed */
- get_random_bytes(&rnd, 4);
+ get_random_bytes(&rnd, sizeof(rnd));
/* Lookups in the old hash might happen in parallel, which means we
* might get false negatives during connection lookup. New connections
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index 3a8a34a6d37c..357ba39d4c8d 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -72,7 +72,8 @@ static unsigned int nf_ct_expect_dst_hash(const struct nf_conntrack_tuple *tuple
unsigned int hash;
if (unlikely(!nf_ct_expect_hash_rnd_initted)) {
- get_random_bytes(&nf_ct_expect_hash_rnd, 4);
+ get_random_bytes(&nf_ct_expect_hash_rnd,
+ sizeof(nf_ct_expect_hash_rnd));
nf_ct_expect_hash_rnd_initted = 1;
}
diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index f97fded024c4..2482055e1c56 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -149,7 +149,7 @@ dsthash_alloc_init(struct xt_hashlimit_htable *ht,
/* initialize hash with random val at the time we allocate
* the first hashtable entry */
if (!ht->rnd_initialized) {
- get_random_bytes(&ht->rnd, 4);
+ get_random_bytes(&ht->rnd, sizeof(ht->rnd));
ht->rnd_initialized = 1;
}