| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.5 021/151] net: macsec: update SCI upon MAC address change. | Date | Tue, 17 Mar 2020 11:53:51 +0100 |
| |
From: Dmitry Bogdanov <dbogdanov@marvell.com>
[ Upstream commit 6fc498bc82929ee23aa2f35a828c6178dfd3f823 ]
SCI should be updated, because it contains MAC in its first 6 octets.
Fixes: c09440f7dcb3 ("macsec: introduce IEEE 802.1AE driver") Signed-off-by: Dmitry Bogdanov <dbogdanov@marvell.com> Signed-off-by: Mark Starovoytov <mstarovoitov@marvell.com> Signed-off-by: Igor Russkikh <irusskikh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/macsec.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-)
--- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -532,6 +532,11 @@ static struct macsec_eth_header *macsec_ return (struct macsec_eth_header *)skb_mac_header(skb); } +static sci_t dev_to_sci(struct net_device *dev, __be16 port) +{ + return make_sci(dev->dev_addr, port); +} + static u32 tx_sa_update_pn(struct macsec_tx_sa *tx_sa, struct macsec_secy *secy) { u32 pn; @@ -2903,6 +2908,7 @@ static int macsec_set_mac_address(struct out: ether_addr_copy(dev->dev_addr, addr->sa_data); + macsec->secy.sci = dev_to_sci(dev, MACSEC_PORT_ES); return 0; } @@ -3176,11 +3182,6 @@ static bool sci_exists(struct net_device return false; } -static sci_t dev_to_sci(struct net_device *dev, __be16 port) -{ - return make_sci(dev->dev_addr, port); -} - static int macsec_add_dev(struct net_device *dev, sci_t sci, u8 icv_len) { struct macsec_dev *macsec = macsec_priv(dev);
|