net: Explicitly initialize u64_stats_sync structures for lockdep

[~andy/linux] / net / ipv6 / af_inet6.c

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 7c96100b021ef0558a739b6da719246548153b11..a8f8559b3dceff08aba8b2ca5255c1622c94f9f6 100644 (file)
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -719,6 +719,8 @@ static void ipv6_packet_cleanup(void)
 
 static int __net_init ipv6_init_mibs(struct net *net)
 {
+       int i;
+
        if (snmp_mib_init((void __percpu **)net->mib.udp_stats_in6,
                          sizeof(struct udp_mib),
                          __alignof__(struct udp_mib)) < 0)
@@ -731,6 +733,18 @@ static int __net_init ipv6_init_mibs(struct net *net)
                          sizeof(struct ipstats_mib),
                          __alignof__(struct ipstats_mib)) < 0)
                goto err_ip_mib;
+
+       for_each_possible_cpu(i) {
+               struct ipstats_mib *af_inet6_stats;
+               af_inet6_stats = per_cpu_ptr(net->mib.ipv6_statistics[0], i);
+               u64_stats_init(&af_inet6_stats->syncp);
+#if SNMP_ARRAY_SZ == 2
+               af_inet6_stats = per_cpu_ptr(net->mib.ipv6_statistics[1], i);
+               u64_stats_init(&af_inet6_stats->syncp);
+#endif
+       }
+
+
        if (snmp_mib_init((void __percpu **)net->mib.icmpv6_statistics,
                          sizeof(struct icmpv6_mib),
                          __alignof__(struct icmpv6_mib)) < 0)