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path: root/drivers/net/ifb.c
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-rw-r--r--drivers/net/ifb.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index c8e7c8f..f5c3598 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -221,10 +221,22 @@ static int ifb_open(struct net_device *dev)
return 0;
}
+static int ifb_validate(struct nlattr *tb[], struct nlattr *data[])
+{
+ if (tb[IFLA_ADDRESS]) {
+ if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN)
+ return -EINVAL;
+ if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS])))
+ return -EADDRNOTAVAIL;
+ }
+ return 0;
+}
+
static struct rtnl_link_ops ifb_link_ops __read_mostly = {
.kind = "ifb",
.priv_size = sizeof(struct ifb_private),
.setup = ifb_setup,
+ .validate = ifb_validate,
};
/* Number of ifb devices to be set up by this module. */
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