[IPV4]: Safer reassembly

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ipv4 / sysctl_net_ipv4.c

diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 01444a02b48b9b40b93b209b746260cbcfedb48b..dbf82955aabec4e494371a4d464d0571907f3800 100644 (file)
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -22,6 +22,7 @@
 extern int sysctl_ip_nonlocal_bind;
 
 #ifdef CONFIG_SYSCTL
+static int zero;
 static int tcp_retr1_max = 255; 
 static int ip_local_port_range_min[] = { 1, 1 };
 static int ip_local_port_range_max[] = { 65535, 65535 };
@@ -613,6 +614,15 @@ ctl_table ipv4_table[] = {
                .proc_handler   = &proc_dointvec_jiffies,
                .strategy       = &sysctl_jiffies
        },
+       {
+               .ctl_name       = NET_IPV4_IPFRAG_MAX_DIST,
+               .procname       = "ipfrag_max_dist",
+               .data           = &sysctl_ipfrag_max_dist,
+               .maxlen         = sizeof(int),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec_minmax,
+               .extra1         = &zero
+       },
        {
                .ctl_name       = NET_TCP_NO_METRICS_SAVE,
                .procname       = "tcp_no_metrics_save",