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authorJakub Kicinski <kuba@kernel.org>2021-10-12 19:06:34 +0300
committerJakub Kicinski <kuba@kernel.org>2021-10-13 19:41:37 +0300
commit5a1b7e1a532557e3af48c3ed7e61f3e757ee09ea (patch)
tree4b622bd13a068d6cd5111702e81069208bc43b6f /net/ipv4
parent20c3d9e45ba630a7156d682a40988c0e96be1b92 (diff)
downloadlinux-5a1b7e1a532557e3af48c3ed7e61f3e757ee09ea.tar.xz
ip: use dev_addr_set() in tunnels
Use dev_addr_set() instead of writing to netdev->dev_addr directly in ip tunnels drivers. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/ip_gre.c2
-rw-r--r--net/ipv4/ip_tunnel.c2
-rw-r--r--net/ipv4/ip_vti.c2
-rw-r--r--net/ipv4/ipip.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 0fe6c936dc54..2ac2b95c5694 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -986,7 +986,7 @@ static int ipgre_tunnel_init(struct net_device *dev)
__gre_tunnel_init(dev);
- memcpy(dev->dev_addr, &iph->saddr, 4);
+ __dev_addr_set(dev, &iph->saddr, 4);
memcpy(dev->broadcast, &iph->daddr, 4);
dev->flags = IFF_NOARP;
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index fe9101d3d69e..5a473319d3a5 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -834,7 +834,7 @@ static void ip_tunnel_update(struct ip_tunnel_net *itn,
t->parms.i_key = p->i_key;
t->parms.o_key = p->o_key;
if (dev->type != ARPHRD_ETHER) {
- memcpy(dev->dev_addr, &p->iph.saddr, 4);
+ __dev_addr_set(dev, &p->iph.saddr, 4);
memcpy(dev->broadcast, &p->iph.daddr, 4);
}
ip_tunnel_add(itn, t);
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index efe25a0172e6..8c2bd1d9ddce 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -425,7 +425,7 @@ static int vti_tunnel_init(struct net_device *dev)
struct ip_tunnel *tunnel = netdev_priv(dev);
struct iphdr *iph = &tunnel->parms.iph;
- memcpy(dev->dev_addr, &iph->saddr, 4);
+ __dev_addr_set(dev, &iph->saddr, 4);
memcpy(dev->broadcast, &iph->daddr, 4);
dev->flags = IFF_NOARP;
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 3aa78ccbec3e..123ea63a04cb 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -380,7 +380,7 @@ static int ipip_tunnel_init(struct net_device *dev)
{
struct ip_tunnel *tunnel = netdev_priv(dev);
- memcpy(dev->dev_addr, &tunnel->parms.iph.saddr, 4);
+ __dev_addr_set(dev, &tunnel->parms.iph.saddr, 4);
memcpy(dev->broadcast, &tunnel->parms.iph.daddr, 4);
tunnel->tun_hlen = 0;