[IPV6]: Per-interface statistics support.
For IP MIB (RFC4293).
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index efee7a6..4158d38 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -161,6 +161,7 @@
if (idev) {
seq_printf(seq, "%-32s\t%u\n", "ifIndex", idev->dev->ifindex);
+ snmp6_seq_show_item(seq, (void **)idev->stats.ipv6, snmp6_ipstats_list);
snmp6_seq_show_item(seq, (void **)idev->stats.icmpv6, snmp6_icmp6_list);
} else {
snmp6_seq_show_item(seq, (void **)ipv6_statistics, snmp6_ipstats_list);
@@ -281,6 +282,9 @@
if (!idev || !idev->dev)
return -EINVAL;
+ if (snmp6_mib_init((void **)idev->stats.ipv6, sizeof(struct ipstats_mib),
+ __alignof__(struct ipstats_mib)) < 0)
+ goto err_ip;
if (snmp6_mib_init((void **)idev->stats.icmpv6, sizeof(struct icmpv6_mib),
__alignof__(struct icmpv6_mib)) < 0)
goto err_icmp;
@@ -288,12 +292,15 @@
return 0;
err_icmp:
+ snmp6_mib_free((void **)idev->stats.ipv6);
+err_ip:
return err;
}
int snmp6_free_dev(struct inet6_dev *idev)
{
snmp6_mib_free((void **)idev->stats.icmpv6);
+ snmp6_mib_free((void **)idev->stats.ipv6);
return 0;
}