--- arch/um/drivers/line.c

+++ arch/um/drivers/line.c

@@ -727,6 +727,9 @@ struct winch {

static void free_winch(struct winch *winch, int free_irq_ok)

{

+ if (free_irq_ok)

+ free_irq(WINCH_IRQ, winch);

+

list_del(&winch->list);

if (winch->pid != -1)

@@ -735,8 +738,6 @@ static void free_winch(struct winch *win

os_close_file(winch->fd);

if (winch->stack != 0)

free_stack(winch->stack, 0);

- if (free_irq_ok)

- free_irq(WINCH_IRQ, winch);

kfree(winch);

}