diff --git a/kerneldriver/core/Makefile b/kerneldriver/core/Makefile
index bf7b71a6ee68ddcb86f4b15b7af3a1c3e8c9f24e..977a18a7741bc637204d0054d63d637a788c8d9b 100644
--- a/kerneldriver/core/Makefile
+++ b/kerneldriver/core/Makefile
@@ -22,7 +22,7 @@ endif
 export KBUILD_EXTRA_SYMBOLS
 
 all:
-    $(MAKE) -C $(KERNEL_SRC) M=$(PWD) modules KCPPFLAGS="${cflags-y}"
+	$(MAKE) -C $(KERNEL_SRC) M=$(PWD) modules KCPPFLAGS="${cflags-y}"
 
 clean:
-    rm -rf *.ko *.o .*.o.d .*.ko.cmd *.mod.c *.mod .*.cmd Modules.* *.symvers *.order .tmp* *.markers */*.ko */*.o */.*.o.d */.*.ko.cmd */*.mod.c */*.mod */.*.cmd */Modules.* */*.symvers
+	rm -rf *.ko *.o .*.o.d .*.ko.cmd *.mod.c *.mod .*.cmd Modules.* *.symvers *.order .tmp* *.markers */*.ko */*.o */.*.o.d */.*.ko.cmd */*.mod.c */*.mod */.*.cmd */Modules.* */*.symvers
diff --git a/kerneldriver/core/secDetector_manager.c b/kerneldriver/core/secDetector_manager.c
index d79f0d9ed3ad0c89da7b02ab037c569ac83fefa9..22fa2b2877f214f9fac59edb573a8f1926b5b3a1 100644
--- a/kerneldriver/core/secDetector_manager.c
+++ b/kerneldriver/core/secDetector_manager.c
@@ -65,16 +65,16 @@ EXPORT_SYMBOL_GPL(secDetector_module_unregister);
 
 int secDetector_module_register(struct secDetector_module *module)
 {
-        struct secDetector_workflow *wf = NULL;
-        int ret = 0;
-        int i;
-        int module_id;
-        unsigned int callback_id = 0;  
-
-        if (module == NULL) {
-                pr_err("[secDetector] register module is null\n");
-                return -EINVAL;
-        }
+    struct secDetector_workflow *wf = NULL;
+    int ret = 0;
+    int i;
+    int module_id;
+    unsigned int callback_id = 0;  
+
+    if (module == NULL) {
+        pr_err("[secDetector] register module is null\n");
+        return -EINVAL;
+    }
 
 	module_id = idr_alloc(&g_module_idr, module, 0, INT_MAX, GFP_KERNEL);
 	if (module_id < 0) {
@@ -92,7 +92,7 @@ int secDetector_module_register(struct secDetector_module *module)
 		if (wf->workflow_type == WORKFLOW_PRESET) {
 		    wf->workflow_func.func = preset_workflow;
 		}
-		
+
 		ret = insert_callback(wf);
 		if (ret < 0) {
 			pr_err("[secDetector] insert callback failed\n");