tcp: use hash_32() in tcp_metrics

Fix a missing roundup_pow_of_two(), since tcpmhash_entries is not
guaranteed to be a power of two.

Uses hash_32() instead of custom hash.

tcpmhash_entries should be an unsigned int.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index d909c7fc3da1..0ffb8e31f3cd 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -40,7 +40,7 @@ struct netns_ipv4 {
         struct sock             **icmp_sk;
         struct inet_peer_base   *peers;
         struct tcpm_hash_bucket *tcp_metrics_hash;
-        unsigned int            tcp_metrics_hash_mask;
+        unsigned int            tcp_metrics_hash_log;
         struct netns_frags      frags;
 #ifdef CONFIG_NETFILTER
         struct xt_table         *iptable_filter;