diff options
-rw-r--r-- | kernel/irq/manage.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index ed18aa4dceab..ea41820ab12e 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -1210,10 +1210,8 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new) * set the trigger type must match. Also all must * agree on ONESHOT. */ - unsigned int oldtype = irqd_get_trigger_type(&desc->irq_data); - if (!((old->flags & new->flags) & IRQF_SHARED) || - (oldtype != (new->flags & IRQF_TRIGGER_MASK)) || + ((old->flags ^ new->flags) & IRQF_TRIGGER_MASK) || ((old->flags ^ new->flags) & IRQF_ONESHOT)) goto mismatch; |