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author | DENG Qingfang <dqfext@gmail.com> | 2021-01-30 16:43:34 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-02-10 11:21:09 +0300 |
commit | ffecc05dd3e8d4f7bb9706ca4fffa50b4653f51e (patch) | |
tree | a5e880c036bf4d135eb4580058cb23c7196339c0 /drivers/net | |
parent | 9c7b01fc3e22c49466c1fd0a9024bfda6b76440e (diff) | |
download | linux-ffecc05dd3e8d4f7bb9706ca4fffa50b4653f51e.tar.xz |
net: dsa: mv88e6xxx: override existent unicast portvec in port_fdb_add
commit f72f2fb8fb6be095b98af5d740ac50cffd0b0cae upstream.
Having multiple destination ports for a unicast address does not make
sense.
Make port_db_load_purge override existent unicast portvec instead of
adding a new port bit.
Fixes: 884729399260 ("net: dsa: mv88e6xxx: handle multiple ports in ATU")
Signed-off-by: DENG Qingfang <dqfext@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://lore.kernel.org/r/20210130134334.10243-1-dqfext@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 6fa8aa69b418..e04b7fa068af 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1658,7 +1658,11 @@ static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port, if (!entry.portvec) entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED; } else { - entry.portvec |= BIT(port); + if (state == MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC) + entry.portvec = BIT(port); + else + entry.portvec |= BIT(port); + entry.state = state; } |