From 5d11a7396d191546be26477e6b59888c94a9cf22 Mon Sep 17 00:00:00 2001 From: Daniel Borkmann Date: Fri, 1 Jul 2016 00:00:54 +0200 Subject: [PATCH] macsec: set actual real device for xmit when !protect_frames Avoid recursions of dev_queue_xmit() to the wrong net device when frames are unprotected, since at that time skb->dev still points to our own macsec dev and unlike macsec_encrypt_finish() dev pointer doesn't get updated to real underlying device. Fixes: c09440f7dcb3 ("macsec: introduce IEEE 802.1AE driver") Signed-off-by: Daniel Borkmann Acked-by: Sabrina Dubroca Acked-by: Hannes Frederic Sowa Signed-off-by: David S. Miller (cherry picked from commit 79c62220d74a4a3f961a2cb7320da09eebf5daf7) Orabug: 24614549 Signed-off-by: Ethan Zhao Signed-off-by: Dhaval Giani --- drivers/net/macsec.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index a10f0ab97bfd..b444f4b8b20f 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -2585,6 +2585,7 @@ static netdev_tx_t macsec_start_xmit(struct sk_buff *skb, u64_stats_update_begin(&secy_stats->syncp); secy_stats->stats.OutPktsUntagged++; u64_stats_update_end(&secy_stats->syncp); + skb->dev = macsec->real_dev; len = skb->len; ret = dev_queue_xmit(skb); count_tx(dev, ret, len); -- 2.50.1