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macsec: not handle MKA packets in case of offload

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MKA packets (ETH_P_PAE) are defenitelly not encrypted so
they should not be in macsec interface.

Change-Id: Ie1619471948e2f78a961c712bdfcc56a87d90c57
Signed-off-by: Dmitry Bogdanov <dbogdanov@marvell.com>
Git-commit: 797e7df618e11807ca7f4eac7c84ad4296cdf0e1
Git-repo: https://github.com/aquantia/linux-4.14-atlantic-forwarding
Signed-off-by: Jinesh K. Jayakumar <jineshk@codeaurora.org>
This commit is contained in:
Dmitry Bogdanov 2020-04-17 14:35:06 +03:00 committed by Gerrit - the friendly Code Review server
parent 37e7a537ee
commit a2fdf309cb
1 changed files with 3 additions and 0 deletions
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3
drivers/net/macsec.c
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@ -934,6 +934,9 @@ static enum rx_handler_result handle_not_macsec(struct sk_buff *skb)
* SecTAG, so we have to deduce which port to deliver to.
*/
if (macsec_get_ops(macsec, NULL) && netif_running(ndev)) {
if (hdr->h_proto == htons(ETH_P_PAE))
continue;
if (ndev->flags & IFF_PROMISC) {
nskb = skb_clone(skb, GFP_ATOMIC);
if (!nskb)