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836f791aba
commitf72f2fb8fbupstream. 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:8847293992("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>