macsec: fix netlink attribute validation

macsec_validate_attr should check IFLA_MACSEC_REPLAY_PROTECT (not
IFLA_MACSEC_PROTECT) to verify that the replay protection and replay
window arguments are correct.

Fixes: c09440f7dcb3 ("macsec: introduce IEEE 802.1AE driver")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/macsec.c

@@ -3147,8 +3147,8 @@ static int macsec_validate_attr(struct nlattr *tb[], struct nlattr *data[])
 	    nla_get_u8(data[IFLA_MACSEC_VALIDATION]) > MACSEC_VALIDATE_MAX)
 		return -EINVAL;
 
-	if ((data[IFLA_MACSEC_PROTECT] &&
-	     nla_get_u8(data[IFLA_MACSEC_PROTECT])) &&
+	if ((data[IFLA_MACSEC_REPLAY_PROTECT] &&
+	     nla_get_u8(data[IFLA_MACSEC_REPLAY_PROTECT])) &&
 	    !data[IFLA_MACSEC_WINDOW])
 		return -EINVAL;