ipv6: fix per device IP snmp counters

In commit 4ce3c183fca (snmp: 64bit ipstats_mib for all arches), I forgot
to change the /proc/net/dev_snmp6/xxx output for IP counters.

percpu array is 64bit per counter but the folding still used the 'long'
variant, and output garbage on 32bit arches.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index fdeb6d0..da2e92d 100644 (file)
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -237,8 +237,8 @@ static int snmp6_dev_seq_show(struct seq_file *seq, void *v)
        struct inet6_dev *idev = (struct inet6_dev *)seq->private;
 
        seq_printf(seq, "%-32s\t%u\n", "ifIndex", idev->dev->ifindex);
-       snmp6_seq_show_item(seq, (void __percpu **)idev->stats.ipv6, NULL,
-                           snmp6_ipstats_list);
+       snmp6_seq_show_item64(seq, (void __percpu **)idev->stats.ipv6,
+                           snmp6_ipstats_list, offsetof(struct ipstats_mib, syncp));
        snmp6_seq_show_item(seq, NULL, idev->stats.icmpv6dev->mibs,
                            snmp6_icmp6_list);
        snmp6_seq_show_icmpv6msg(seq, idev->stats.icmpv6msgdev->mibs);