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-rw-r--r--net/can/bcm.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 5c9407181918..95d13b233c65 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -734,14 +734,23 @@ static struct bcm_op *bcm_find_op(struct list_head *ops,
static void bcm_remove_op(struct bcm_op *op)
{
- hrtimer_cancel(&op->timer);
- hrtimer_cancel(&op->thrtimer);
-
- if (op->tsklet.func)
- tasklet_kill(&op->tsklet);
+ if (op->tsklet.func) {
+ while (test_bit(TASKLET_STATE_SCHED, &op->tsklet.state) ||
+ test_bit(TASKLET_STATE_RUN, &op->tsklet.state) ||
+ hrtimer_active(&op->timer)) {
+ hrtimer_cancel(&op->timer);
+ tasklet_kill(&op->tsklet);
+ }
+ }
- if (op->thrtsklet.func)
- tasklet_kill(&op->thrtsklet);
+ if (op->thrtsklet.func) {
+ while (test_bit(TASKLET_STATE_SCHED, &op->thrtsklet.state) ||
+ test_bit(TASKLET_STATE_RUN, &op->thrtsklet.state) ||
+ hrtimer_active(&op->thrtimer)) {
+ hrtimer_cancel(&op->thrtimer);
+ tasklet_kill(&op->thrtsklet);
+ }
+ }
if ((op->frames) && (op->frames != &op->sframe))
kfree(op->frames);