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macsec: fix netlink attribute validation

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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: c09440f7dc ("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>
This commit is contained in:
Sabrina Dubroca 2016-04-22 11:28:09 +02:00 committed by David S. Miller
parent 748164802c
commit 4b1fb9352f
1 changed files with 2 additions and 2 deletions
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4
drivers/net/macsec.c
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@ -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) nla_get_u8(data[IFLA_MACSEC_VALIDATION]) > MACSEC_VALIDATE_MAX)
return -EINVAL; return -EINVAL;
if ((data[IFLA_MACSEC_PROTECT] && if ((data[IFLA_MACSEC_REPLAY_PROTECT] &&
nla_get_u8(data[IFLA_MACSEC_PROTECT])) && nla_get_u8(data[IFLA_MACSEC_REPLAY_PROTECT])) &&
!data[IFLA_MACSEC_WINDOW]) !data[IFLA_MACSEC_WINDOW])
return -EINVAL; return -EINVAL;