rexmit_timer
d->timer.function = rexmit_timer;
timer_setup(&p->rexmit_timer, br_multicast_port_group_rexmit, 0);
rexmit_timer);
mod_timer(&pg->rexmit_timer, jiffies +
if (!timer_pending(&pg->rexmit_timer) ||
time_after(pg->rexmit_timer.expires, lmi))
mod_timer(&pg->rexmit_timer, lmi);
if (!timer_pending(&pg->rexmit_timer) ||
time_after(pg->rexmit_timer.expires, lmi))
mod_timer(&pg->rexmit_timer, lmi);
timer_shutdown_sync(&pg->rexmit_timer);
struct timer_list rexmit_timer;