From: Maxime Chevallier maxime.chevallier@bootlin.com
[ Upstream commit 6b7a3430c163455cf8a514d636bda52b04654972 ]
When removing all VID filters, the mvpp2_prs_vid_entry_remove would be called with the TCAM id incorrectly used as a VID, causing the wrong TCAM entries to be invalidated.
Fix this by directly invalidating entries in the VID range.
Fixes: 56beda3db602 ("net: mvpp2: Add hardware offloading for VLAN filtering") Suggested-by: Yuri Chipchev yuric@marvell.com Signed-off-by: Maxime Chevallier maxime.chevallier@bootlin.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c @@ -2025,8 +2025,10 @@ void mvpp2_prs_vid_remove_all(struct mvp
for (tid = MVPP2_PRS_VID_PORT_FIRST(port->id); tid <= MVPP2_PRS_VID_PORT_LAST(port->id); tid++) { - if (priv->prs_shadow[tid].valid) - mvpp2_prs_vid_entry_remove(port, tid); + if (priv->prs_shadow[tid].valid) { + mvpp2_prs_hw_inv(priv, tid); + priv->prs_shadow[tid].valid = false; + } } }