netdev - [PATCH 1/1] vxlan: make the struct nlattr variable const

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Message-Id: <1472911630-22285-1-git-send-email-zyjzyj2000@gmail.com>
Date:   Sat,  3 Sep 2016 22:07:10 +0800
From:   zyjzyj2000@...il.com
To:     netdev@...r.kernel.org, pabeni@...hat.com, daniel@...earbox.net,
        pshelar@...ira.com, aduyck@...antis.com,
        hannes@...essinduktion.org, jbenc@...hat.com, davem@...emloft.net,
        zyjzyj2000@...il.com
Subject: [PATCH 1/1] vxlan: make the struct nlattr variable const

From: Zhu Yanjun <zyjzyj2000@...il.com>

The struct nlattr variable should not be changed.

Signed-off-by: Zhu Yanjun <zyjzyj2000@...il.com>
---
 drivers/net/vxlan.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index f605a36..ce65897 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -115,7 +115,7 @@ static inline bool vxlan_addr_multicast(const union vxlan_addr *ipa)
 		return IN_MULTICAST(ntohl(ipa->sin.sin_addr.s_addr));
 }
 
-static int vxlan_nla_get_addr(union vxlan_addr *ip, struct nlattr *nla)
+static int vxlan_nla_get_addr(union vxlan_addr *ip, const struct nlattr *nla)
 {
 	if (nla_len(nla) >= sizeof(struct in6_addr)) {
 		ip->sin6.sin6_addr = nla_get_in6_addr(nla);
@@ -157,7 +157,7 @@ static inline bool vxlan_addr_multicast(const union vxlan_addr *ipa)
 	return IN_MULTICAST(ntohl(ipa->sin.sin_addr.s_addr));
 }
 
-static int vxlan_nla_get_addr(union vxlan_addr *ip, struct nlattr *nla)
+static int vxlan_nla_get_addr(union vxlan_addr *ip, const struct nlattr *nla)
 {
 	if (nla_len(nla) >= sizeof(struct in6_addr)) {
 		return -EAFNOSUPPORT;
-- 
2.7.4