diff options
Diffstat (limited to 'kernel/irq')
-rw-r--r-- | kernel/irq/manage.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 7a954b860c07..de5a765e88ab 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c | |||
@@ -575,7 +575,7 @@ int setup_irq(unsigned int irq, struct irqaction *act) | |||
575 | void free_irq(unsigned int irq, void *dev_id) | 575 | void free_irq(unsigned int irq, void *dev_id) |
576 | { | 576 | { |
577 | struct irq_desc *desc = irq_to_desc(irq); | 577 | struct irq_desc *desc = irq_to_desc(irq); |
578 | struct irqaction *action, **p, **pp; | 578 | struct irqaction *action, **p; |
579 | unsigned long flags; | 579 | unsigned long flags; |
580 | 580 | ||
581 | WARN(in_interrupt(), "Trying to free IRQ %d from IRQ context!\n", irq); | 581 | WARN(in_interrupt(), "Trying to free IRQ %d from IRQ context!\n", irq); |
@@ -592,7 +592,6 @@ void free_irq(unsigned int irq, void *dev_id) | |||
592 | p = &desc->action; | 592 | p = &desc->action; |
593 | for (;;) { | 593 | for (;;) { |
594 | action = *p; | 594 | action = *p; |
595 | pp = p; | ||
596 | 595 | ||
597 | if (!action) { | 596 | if (!action) { |
598 | WARN(1, "Trying to free already-free IRQ %d\n", irq); | 597 | WARN(1, "Trying to free already-free IRQ %d\n", irq); |
@@ -601,15 +600,13 @@ void free_irq(unsigned int irq, void *dev_id) | |||
601 | return; | 600 | return; |
602 | } | 601 | } |
603 | 602 | ||
603 | if (action->dev_id == dev_id) | ||
604 | break; | ||
604 | p = &action->next; | 605 | p = &action->next; |
605 | if (action->dev_id != dev_id) | ||
606 | continue; | ||
607 | |||
608 | break; | ||
609 | } | 606 | } |
610 | 607 | ||
611 | /* Found it - now remove it from the list of entries: */ | 608 | /* Found it - now remove it from the list of entries: */ |
612 | *pp = action->next; | 609 | *p = action->next; |
613 | 610 | ||
614 | /* Currently used only by UML, might disappear one day: */ | 611 | /* Currently used only by UML, might disappear one day: */ |
615 | #ifdef CONFIG_IRQ_RELEASE_METHOD | 612 | #ifdef CONFIG_IRQ_RELEASE_METHOD |