diff options
Diffstat (limited to 'arch/um/drivers')
| -rw-r--r-- | arch/um/drivers/chan_kern.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 6e51424745ab..25e1965df7ce 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -210,9 +210,9 @@ void free_irqs(void) list_for_each(ele, &list) { chan = list_entry(ele, struct chan, free_list); - if (chan->input) + if (chan->input && chan->enabled) free_irq(chan->line->driver->read_irq, chan); - if (chan->output) + if (chan->output && chan->enabled) free_irq(chan->line->driver->write_irq, chan); chan->enabled = 0; } @@ -231,9 +231,9 @@ static void close_one_chan(struct chan *chan, int delay_free_irq) spin_unlock_irqrestore(&irqs_to_free_lock, flags); } else { - if (chan->input) + if (chan->input && chan->enabled) free_irq(chan->line->driver->read_irq, chan); - if (chan->output) + if (chan->output && chan->enabled) free_irq(chan->line->driver->write_irq, chan); chan->enabled = 0; } |