1 files changed, 6 insertions, 5 deletions

diff --git a/arch/microblaze/kernel/irq.c b/arch/microblaze/kernel/irq.c
index e5d63a89b9b2..bbebcae72c02 100644
--- a/arch/microblaze/kernel/irq.c
+++ b/arch/microblaze/kernel/irq.c
@@ -33,11 +33,12 @@ void __irq_entry do_IRQ(struct pt_regs *regs)
         irq_enter();
         irq = get_irq(regs);
 next_irq:
-        BUG_ON(irq == -1U);
-        generic_handle_irq(irq);
+        BUG_ON(!irq);
+        /* Substract 1 because of get_irq */
+        generic_handle_irq(irq + IRQ_OFFSET - NO_IRQ_OFFSET);
 
         irq = get_irq(regs);
-        if (irq != -1U) {
+        if (irq) {
                 pr_debug("next irq: %d\n", irq);
                 ++concurrent_irq;
                 goto next_irq;
@@ -52,13 +53,13 @@ next_irq:
   intc without any cascades or any connection that's why mapping is 1:1 */
 unsigned int irq_create_mapping(struct irq_host *host, irq_hw_number_t hwirq)
 {
-        return hwirq;
+        return hwirq + IRQ_OFFSET;
 }
 EXPORT_SYMBOL_GPL(irq_create_mapping);
 
 unsigned int irq_create_of_mapping(struct device_node *controller,
                                    const u32 *intspec, unsigned int intsize)
 {
-        return intspec[0];
+        return intspec[0] + IRQ_OFFSET;
 }
 EXPORT_SYMBOL_GPL(irq_create_of_mapping);