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[net-next,08/11] bridge: skb_put_zero() used to optimize code

Message ID 1497452134-4867-1-git-send-email-cugyly@163.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

yuan linyu June 14, 2017, 2:55 p.m. UTC 
From: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>

Signed-off-by: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>
---
 net/bridge/netfilter/nft_reject_bridge.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
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Patch

diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c
index c16dd3a..22a52d5 100644
--- a/net/bridge/netfilter/nft_reject_bridge.c
+++ b/net/bridge/netfilter/nft_reject_bridge.c
@@ -147,8 +147,7 @@  static void nft_reject_br_send_v4_unreach(struct net *net,
 				   net->ipv4.sysctl_ip_default_ttl);
 
 	skb_reset_transport_header(nskb);
-	icmph = (struct icmphdr *)skb_put(nskb, sizeof(struct icmphdr));
-	memset(icmph, 0, sizeof(*icmph));
+	icmph = (struct icmphdr *)skb_put_zero(nskb, sizeof(struct icmphdr));
 	icmph->type     = ICMP_DEST_UNREACH;
 	icmph->code	= code;
 
@@ -275,8 +274,7 @@  static void nft_reject_br_send_v6_unreach(struct net *net,
 				     net->ipv6.devconf_all->hop_limit);
 
 	skb_reset_transport_header(nskb);
-	icmp6h = (struct icmp6hdr *)skb_put(nskb, sizeof(struct icmp6hdr));
-	memset(icmp6h, 0, sizeof(*icmp6h));
+	icmp6h = (struct icmp6hdr *)skb_put_zero(nskb, sizeof(struct icmp6hdr));
 	icmp6h->icmp6_type = ICMPV6_DEST_UNREACH;
 	icmp6h->icmp6_code = code;