From: Sabrina Dubroca Date: Fri, 22 Apr 2016 09:28:09 +0000 (+0200) Subject: macsec: fix netlink attribute validation X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4b1fb9352f351faa067a914907d58a6fe38ac048;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git 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 Acked-by: Hannes Frederic Sowa Signed-off-by: David S. Miller --- diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 9f63cc7b0a73..c6385617bfb2 100644 --- a/drivers/net/macsec.c +++ b/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;