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authorPetr Machata <petrm@mellanox.com>2018-12-13 14:54:30 +0300
committerDavid S. Miller <davem@davemloft.net>2018-12-14 05:41:38 +0300
commit3a37a9636cf3a1af2621a33f7eef8a2a3da81030 (patch)
tree39d632745b9834d8297856b8900b793ec43c45d7 /net/core/rtnetlink.c
parent95302c394c3de19bdf24fff5e44a2bf935eadf74 (diff)
downloadlinux-3a37a9636cf3a1af2621a33f7eef8a2a3da81030.tar.xz
net: dev: Add extack argument to dev_set_mac_address()
A follow-up patch will add a notifier type NETDEV_PRE_CHANGEADDR, which allows vetoing of MAC address changes. One prominent path to that notification is through dev_set_mac_address(). Therefore give this function an extack argument, so that it can be packed together with the notification. Thus a textual reason for rejection (or a warning) can be communicated back to the user. Signed-off-by: Petr Machata <petrm@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/rtnetlink.c')
-rw-r--r--net/core/rtnetlink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 3b6e551f9e69..f8bdb8adab2c 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2444,7 +2444,7 @@ static int do_setlink(const struct sk_buff *skb,
sa->sa_family = dev->type;
memcpy(sa->sa_data, nla_data(tb[IFLA_ADDRESS]),
dev->addr_len);
- err = dev_set_mac_address(dev, sa);
+ err = dev_set_mac_address(dev, sa, extack);
kfree(sa);
if (err)
goto errout;