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Message-Id: <20230928084430.1882670-7-radu-nicolae.pirea@oss.nxp.com>
Date: Thu, 28 Sep 2023 11:44:26 +0300
From: "Radu Pirea (NXP OSS)" <radu-nicolae.pirea@....nxp.com>
To: sgoutham@...vell.com, gakula@...vell.com, sbhatta@...vell.com,
hkelam@...vell.com, davem@...emloft.net, edumazet@...gle.com,
kuba@...nel.org, pabeni@...hat.com, borisp@...dia.com,
saeedm@...dia.com, leon@...nel.org, sd@...asysnail.net,
andrew@...n.ch, hkallweit1@...il.com, linux@...linux.org.uk,
richardcochran@...il.com, sebastian.tobuschat@....nxp.com
Cc: linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
linux-rdma@...r.kernel.org,
"Radu Pirea (NXP OSS)" <radu-nicolae.pirea@....nxp.com>
Subject: [PATCH net-next v6 06/10] net: phy: mscc: macsec: reject PN update requests
Updating the PN is not supported.
Return -EINVAL if update_pn is true.
Signed-off-by: Radu Pirea (NXP OSS) <radu-nicolae.pirea@....nxp.com>
---
Changes in v6:
- patch added in v6
drivers/net/phy/mscc/mscc_macsec.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/net/phy/mscc/mscc_macsec.c b/drivers/net/phy/mscc/mscc_macsec.c
index 018253a573b8..4f39ba63a9a9 100644
--- a/drivers/net/phy/mscc/mscc_macsec.c
+++ b/drivers/net/phy/mscc/mscc_macsec.c
@@ -849,6 +849,9 @@ static int vsc8584_macsec_upd_rxsa(struct macsec_context *ctx)
struct macsec_flow *flow;
int ret;
+ if (ctx->sa.update_pn)
+ return -EINVAL;
+
flow = vsc8584_macsec_find_flow(ctx, MACSEC_INGR);
if (IS_ERR(flow))
return PTR_ERR(flow);
@@ -900,6 +903,9 @@ static int vsc8584_macsec_upd_txsa(struct macsec_context *ctx)
struct macsec_flow *flow;
int ret;
+ if (ctx->sa.update_pn)
+ return -EINVAL;
+
flow = vsc8584_macsec_find_flow(ctx, MACSEC_EGR);
if (IS_ERR(flow))
return PTR_ERR(flow);
--
2.34.1
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