net/rtnetlink: remove unused sz_idx variable

The sz_idx variable is defined in the rtnetlink_rcv_msg(), but
not used anywhere. Let's remove it.

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index baf49cb..d735e85 100644 (file)
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -3351,7 +3351,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 {
        struct net *net = sock_net(skb->sk);
        rtnl_doit_func doit;
-       int sz_idx, kind;
+       int kind;
        int family;
        int type;
        int err;
@@ -3367,7 +3367,6 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
                return 0;
 
        family = ((struct rtgenmsg *)nlmsg_data(nlh))->rtgen_family;
-       sz_idx = type>>2;
        kind = type&3;
 
        if (kind != 2 && !netlink_net_capable(skb, CAP_NET_ADMIN))