1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c
index 4be30c00f041..a39cb316d2b0 100644
--- a/drivers/irqchip/irq-crossbar.c
+++ b/drivers/irqchip/irq-crossbar.c
@@ -58,7 +58,7 @@ static inline int get_prev_map_irq(int cb_no)
 {
         int i;
 
-        for (i = 0; i < cb->int_max; i++)
+        for (i = cb->int_max - 1; i >= 0; i--)
                 if (cb->irq_map[i] == cb_no)
                         return i;
 
@@ -69,7 +69,7 @@ static inline int allocate_free_irq(int cb_no)
 {
         int i;
 
-        for (i = 0; i < cb->int_max; i++) {
+        for (i = cb->int_max - 1; i >= 0; i--) {
                 if (cb->irq_map[i] == IRQ_FREE) {
                         cb->irq_map[i] = cb_no;
                         return i;