diff --git a/ArmPkg/Drivers/PL390Gic/PL390GicDxe.c b/ArmPkg/Drivers/PL390Gic/PL390GicDxe.c
index da86bbcd84..94da7f5a74 100644
--- a/ArmPkg/Drivers/PL390Gic/PL390GicDxe.c
+++ b/ArmPkg/Drivers/PL390Gic/PL390GicDxe.c
@@ -257,6 +257,7 @@ IrqInterruptHandler (
   GicInterrupt = MmioRead32 (PcdGet32(PcdGicInterruptInterfaceBase) + GIC_ICCIAR);
   if (GicInterrupt >= PcdGet32(PcdGicNumInterrupts)) {
     MmioWrite32 (PcdGet32(PcdGicInterruptInterfaceBase) + GIC_ICCEIOR, GicInterrupt);
+    return;
   }
   
   InterruptHandler = gRegisteredInterruptHandlers[GicInterrupt];