net: rtmsg_to_fib6_config() - use new style struct initializer instead of memset

(allows for better compiler optimization)

Signed-off-by: Maciej Żenczykowski <maze@google.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index dd19cf8dbcc1890c73c5c1fd6486a7fd48455a7d..c312ad4046d192c8f83d8f51aa1be6291c7162a0 100644 (file)
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -3604,23 +3604,23 @@ static void rtmsg_to_fib6_config(struct net *net,
                                 struct in6_rtmsg *rtmsg,
                                 struct fib6_config *cfg)
 {
-       memset(cfg, 0, sizeof(*cfg));
+       *cfg = (struct fib6_config){
+               .fc_table = l3mdev_fib_table_by_index(net, rtmsg->rtmsg_ifindex) ?
+                        : RT6_TABLE_MAIN,
+               .fc_ifindex = rtmsg->rtmsg_ifindex,
+               .fc_metric = rtmsg->rtmsg_metric,
+               .fc_expires = rtmsg->rtmsg_info,
+               .fc_dst_len = rtmsg->rtmsg_dst_len,
+               .fc_src_len = rtmsg->rtmsg_src_len,
+               .fc_flags = rtmsg->rtmsg_flags,
+               .fc_type = rtmsg->rtmsg_type,
+
+               .fc_nlinfo.nl_net = net,
 
-       cfg->fc_table = l3mdev_fib_table_by_index(net, rtmsg->rtmsg_ifindex) ?
-                        : RT6_TABLE_MAIN;
-       cfg->fc_ifindex = rtmsg->rtmsg_ifindex;
-       cfg->fc_metric = rtmsg->rtmsg_metric;
-       cfg->fc_expires = rtmsg->rtmsg_info;
-       cfg->fc_dst_len = rtmsg->rtmsg_dst_len;
-       cfg->fc_src_len = rtmsg->rtmsg_src_len;
-       cfg->fc_flags = rtmsg->rtmsg_flags;
-       cfg->fc_type = rtmsg->rtmsg_type;
-
-       cfg->fc_nlinfo.nl_net = net;
-
-       cfg->fc_dst = rtmsg->rtmsg_dst;
-       cfg->fc_src = rtmsg->rtmsg_src;
-       cfg->fc_gateway = rtmsg->rtmsg_gateway;
+               .fc_dst = rtmsg->rtmsg_dst,
+               .fc_src = rtmsg->rtmsg_src,
+               .fc_gateway = rtmsg->rtmsg_gateway,
+       };
 }
 
 int ipv6_route_ioctl(struct net *net, unsigned int cmd, void __user *arg)