icmp: fix units for ratelimit

Convert the sysctl values for icmp ratelimit to use milliseconds instead
of jiffies which is based on kernel configured HZ.
Internal kernel jiffies are not a proper unit for any userspace API.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 4 insertions, 2 deletions

diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 901607003205..14ef202a2254 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -793,7 +793,8 @@ static struct ctl_table ipv4_net_table[] = {
                 .data           = &init_net.ipv4.sysctl_icmp_ratelimit,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
-                .proc_handler   = &proc_dointvec
+                .proc_handler   = &proc_dointvec_ms_jiffies,
+                .strategy       = &sysctl_ms_jiffies
         },
         {
                 .ctl_name       = NET_IPV4_ICMP_RATEMASK,
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 399d41f65437..abedf95fdf2d 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -954,7 +954,8 @@ ctl_table ipv6_icmp_table_template[] = {
                 .data           = &init_net.ipv6.sysctl.icmpv6_time,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
-                .proc_handler   = &proc_dointvec
+                .proc_handler   = &proc_dointvec_ms_jiffies,
+                .strategy       = &sysctl_ms_jiffies
         },
         { .ctl_name = 0 },
 };