1 files changed, 5 insertions, 1 deletions

diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index b59b6804fd98..31107abd2783 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -21,7 +21,9 @@
 #include <net/net_ratelimit.h>
 #include <net/busy_poll.h>
 
+static int zero = 0;
 static int one = 1;
+static int ushort_max = USHRT_MAX;
 
 #ifdef CONFIG_RPS
 static int rps_sock_flow_sysctl(struct ctl_table *table, int write,
@@ -339,7 +341,9 @@ static struct ctl_table netns_core_table[] = {
                 .data           = &init_net.core.sysctl_somaxconn,
                 .maxlen         = sizeof(int),
                 .mode           = 0644,
-                .proc_handler   = proc_dointvec
+                .extra1         = &zero,
+                .extra2         = &ushort_max,
+                .proc_handler   = proc_dointvec_minmax
         },
         { }
 };