commit33b72b8e0f"ar8216: adjust ATU flushing in case of link changes" introduced portwise flushing on link down events. Now the ARL table could be in a chaotic state after boot where ar8xxx_sw_get_arl_table looped forever (depending on the entries collected while booting). Fixes FS#384. Signed-off-by: Günther Kelleter <guenther.kelleter@devolo.de> (cherry picked from commit2374549916) Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>