On Fri, 2017-05-19 at 14:06 +0200, Artem Savkov wrote: > rdac_failover_get references struct rdac_controller as > ctlr->ms_sdev->handler_data->ctlr for no apparent reason. Besides being > inefficient this also introduces a null-pointer dereference as > send_mode_select() sets ctlr->ms_sdev to NULL before calling > rdac_failover_get(): > > [ ... ] > Signed-off-by: Artem Savkov <asavkov@xxxxxxxxxx> Hello Artem, Although this patch looks fine to me, please consider adding the "Fixes:" and "Cc: <stable@xxxxxxxxxxxxxxx>" tags. Bart.