ipvs: Use struct_size() helper

[sfrench/cifs-2.6.git] / net / netfilter / ipvs / ip_vs_ctl.c

diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 432141f04af3d98b356332ac9723b7a286f93538..446beeb5e7b2525aea83ebf0f14f9a50ca910be8 100644 (file)
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -2722,8 +2722,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
                int size;
 
                get = (struct ip_vs_get_services *)arg;
-               size = sizeof(*get) +
-                       sizeof(struct ip_vs_service_entry) * get->num_services;
+               size = struct_size(get, entrytable, get->num_services);
                if (*len != size) {
                        pr_err("length: %u != %u\n", *len, size);
                        ret = -EINVAL;
@@ -2764,8 +2763,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
                int size;
 
                get = (struct ip_vs_get_dests *)arg;
-               size = sizeof(*get) +
-                       sizeof(struct ip_vs_dest_entry) * get->num_dests;
+               size = struct_size(get, entrytable, get->num_dests);
                if (*len != size) {
                        pr_err("length: %u != %u\n", *len, size);
                        ret = -EINVAL;