[NET]: Conversions from kmalloc+memset to k(z|c)alloc.

Signed-off-by: Panagiotis Issaris <takis@issaris.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index bc77c0e1..84d7ebd 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -567,10 +567,9 @@
 
 	int opt_len = sizeof(*opt) + 8;
 
-	if (!(opt = kmalloc(opt_len, GFP_ATOMIC))) {
+	if (!(opt = kzalloc(opt_len, GFP_ATOMIC))) {
 		return NULL;
 	}
-	memset(opt, 0, opt_len);
 	opt->tot_len = opt_len;
 	opt->dst0opt = (struct ipv6_opt_hdr *) (opt + 1);
 	opt->opt_nflen = 8;