diff --git a/Assignment_5_120040077/bonus/main.c b/Assignment_5_120040077/bonus/main.c
index 0abc9c5..bb40956 100644
--- a/Assignment_5_120040077/bonus/main.c
+++ b/Assignment_5_120040077/bonus/main.c
@@ -35,7 +35,7 @@ void *dma_buf;
 #define DEV_NAME "mydev" // name for alloc_chrdev_region
 #define DEV_BASEMINOR 0	 // baseminor for alloc_chrdev_region
 #define DEV_COUNT 1		 // count for alloc_chrdev_region
-#define INTERRUPT_DEV_NAME "interrupt"
+#define INTERRUPT_DEV_NAME "myinterrupt"
 #define IRQ_NUM 1
 
 static int dev_major;
@@ -347,12 +347,8 @@ int prime(int base, short nth)
 
 static irqreturn_t handler(int irq, void *dev_id)
 {
-	if (irq == IRQ_NUM)
-	{
-		interrupt_t += 1;
-		return IRQ_HANDLED;
-	}
-	return IRQ_NONE;
+	interrupt_t += 1;
+	return IRQ_HANDLED;
 }
 
 static int __init init_modules(void)
diff --git a/Assignment_5_120040077/bonus/test.c b/Assignment_5_120040077/bonus/test.c
index 57d7b27..e64527e 100644
--- a/Assignment_5_120040077/bonus/test.c
+++ b/Assignment_5_120040077/bonus/test.c
@@ -151,12 +151,12 @@ int main()
         return -1;
     }
 
-    //arithmetic(fd, '+', 100, 10);
-    //arithmetic(fd, '-', 100, 10);
-    //arithmetic(fd, '*', 100, 10);
-    //arithmetic(fd, '/', 100, 10);
+    arithmetic(fd, '+', 100, 10);
+    arithmetic(fd, '-', 100, 10);
+    arithmetic(fd, '*', 100, 10);
+    arithmetic(fd, '/', 100, 10);
     arithmetic(fd, 'p', 100, 10000);
-    //arithmetic(fd, 'p', 100, 20000);
+    arithmetic(fd, 'p', 100, 20000);
 
 
     printf("...............End...............\n");