[PATCH iwl-next v10 03/14] net: ethtool: mm: reset verification status when link is down
From: Faizal Rahim <hidden>
Date: 2025-03-18 03:08:47
Also in:
bpf, intel-wired-lan, linux-arm-kernel, lkml
Subsystem:
networking [ethtool mac merge], networking [ethtool], networking [general], the rest · Maintainers:
Vladimir Oltean, Andrew Lunn, Jakub Kicinski, "David S. Miller", Eric Dumazet, Paolo Abeni, Linus Torvalds
When the link partner goes down, "ethtool --show-mm" still displays "Verification status: SUCCEEDED," reflecting a previous state that is no longer valid. Reset the verification status to ensure it reflects the current state. Reviewed-by: Furong Xu <redacted> Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: Faizal Rahim <redacted> --- net/ethtool/mm.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/net/ethtool/mm.c b/net/ethtool/mm.c
index bfd988464d7d..ad9b40034003 100644
--- a/net/ethtool/mm.c
+++ b/net/ethtool/mm.c@@ -415,6 +415,10 @@ void ethtool_mmsv_link_state_handle(struct ethtool_mmsv *mmsv, bool up) /* New link => maybe new partner => new verification process */ ethtool_mmsv_apply(mmsv); } else { + /* Reset the reported verification state while the link is down */ + if (mmsv->verify_enabled) + mmsv->status = ETHTOOL_MM_VERIFY_STATUS_INITIAL; + /* No link or pMAC not enabled */ ethtool_mmsv_configure_pmac(mmsv, false); ethtool_mmsv_configure_tx(mmsv, false);
--
2.34.1