[PATCH] ipvs: initialize 'ret' variable in do_ip_vs_set_ctl()

[Li Qiong <liqiong@xxxxxxxxxxxx>]

The 'ret' should need to be initialized to 0, in case
return a uninitialized value because no default process
for "switch (cmd)".

Signed-off-by: Li Qiong <liqiong@xxxxxxxxxxxx>
---
 net/netfilter/ipvs/ip_vs_ctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 988222fff9f0..4b20db86077c 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -2456,7 +2456,7 @@ static int
 do_ip_vs_set_ctl(struct sock *sk, int cmd, sockptr_t ptr, unsigned int len)
 {
        struct net *net = sock_net(sk);
-       int ret;
+       int ret = 0;
        unsigned char arg[MAX_SET_ARGLEN];
        struct ip_vs_service_user *usvc_compat;
        struct ip_vs_service_user_kern usvc;
-- 
2.11.0