genirq: Fix memory leak when calling irq_free_hwirqs()

[uclinux-h8/linux.git] / kernel / irq / irqdesc.c

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 7339e42..1487a12 100644 (file)
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -455,9 +455,9 @@ EXPORT_SYMBOL_GPL(irq_alloc_hwirqs);
  */
 void irq_free_hwirqs(unsigned int from, int cnt)
 {
-       int i;
+       int i, j;
 
-       for (i = from; cnt > 0; i++, cnt--) {
+       for (i = from, j = cnt; j > 0; i++, j--) {
                irq_set_status_flags(i, _IRQ_NOREQUEST | _IRQ_NOPROBE);
                arch_teardown_hwirq(i);
        }