diff --git a/src/core/ohos/SDL_ohos.c b/src/core/ohos/SDL_ohos.c
index d3cab42914..e7fc71d358 100644
--- a/src/core/ohos/SDL_ohos.c
+++ b/src/core/ohos/SDL_ohos.c
@@ -15,13 +15,12 @@
 #include "SDL3/SDL_mutex.h"
 #include "../../video/ohos/SDL_ohoskeyboard.h"
 
-OHNativeWindow *nativeWindow;
+OHNativeWindow *g_ohosNativeWindow;
 SDL_Mutex *g_ohosPageMutex = NULL;
 static OH_NativeXComponent_Callback callback;
 static OH_NativeXComponent_MouseEvent_Callback mouseCallback;
 SDL_WindowData windowData;
-SDL_VideoData videoData;
-struct
+static struct
 {
     napi_env env;
     napi_threadsafe_function func;
@@ -103,7 +102,7 @@ static napi_value sdlCallbackInit(napi_env env, napi_callback_info info)
 
 static void OnSurfaceCreatedCB(OH_NativeXComponent *component, void *window)
 {
-    nativeWindow = (OHNativeWindow *)window;
+    g_ohosNativeWindow = (OHNativeWindow *)window;
 
     uint64_t width;
     uint64_t height;
@@ -112,10 +111,8 @@ static void OnSurfaceCreatedCB(OH_NativeXComponent *component, void *window)
     OH_NativeXComponent_GetXComponentSize(component, window, &width, &height);
     OH_NativeXComponent_GetXComponentOffset(component, window, &offsetX, &offsetY);
 
-    SDL_Log("Native Window: %p", nativeWindow);
-
     SDL_LockMutex(g_ohosPageMutex);
-    windowData.native_window = nativeWindow;
+    windowData.native_window = g_ohosNativeWindow;
     windowData.width = width;
     windowData.height = height;
     windowData.x = offsetX;
@@ -124,7 +121,7 @@ static void OnSurfaceCreatedCB(OH_NativeXComponent *component, void *window)
 }
 static void OnSurfaceChangedCB(OH_NativeXComponent *component, void *window)
 {
-    nativeWindow = (OHNativeWindow *)window;
+    g_ohosNativeWindow = (OHNativeWindow *)window;
 
     uint64_t width;
     uint64_t height;
@@ -133,10 +130,8 @@ static void OnSurfaceChangedCB(OH_NativeXComponent *component, void *window)
     OH_NativeXComponent_GetXComponentSize(component, window, &width, &height);
     OH_NativeXComponent_GetXComponentOffset(component, window, &offsetX, &offsetY);
 
-    SDL_Log("Native Window: %p", nativeWindow);
-
     SDL_LockMutex(g_ohosPageMutex);
-    windowData.native_window = nativeWindow;
+    windowData.native_window = g_ohosNativeWindow;
     windowData.width = width;
     windowData.height = height;
     windowData.x = offsetX;
@@ -184,12 +179,14 @@ static void onKeyEvent(OH_NativeXComponent *component, void *window)
         }
     }
 }
+
+// TODO
 static void onNativeTouch(OH_NativeXComponent *component, void *window) {}
 static void onNativeMouse(OH_NativeXComponent *component, void *window) {}
 static void OnDispatchTouchEventCB(OH_NativeXComponent *component, void *window) {}
-void OnHoverEvent(OH_NativeXComponent *component, bool isHover) {}
-void OnFocusEvent(OH_NativeXComponent *component, void *window) {}
-void OnBlurEvent(OH_NativeXComponent *component, void *window) {}
+static void OnHoverEvent(OH_NativeXComponent *component, bool isHover) {}
+static void OnFocusEvent(OH_NativeXComponent *component, void *window) {}
+static void OnBlurEvent(OH_NativeXComponent *component, void *window) {}
 
 static napi_value SDL_OHOS_NAPI_Init(napi_env env, napi_value exports)
 {
diff --git a/src/core/ohos/SDL_ohos.h b/src/core/ohos/SDL_ohos.h
index 0df3a0bee0..5c7e633697 100644
--- a/src/core/ohos/SDL_ohos.h
+++ b/src/core/ohos/SDL_ohos.h
@@ -6,9 +6,8 @@
 #include <native_window/external_window.h>
 
 extern SDL_Mutex *g_ohosPageMutex;
-extern OHNativeWindow *nativeWindow;
+extern OHNativeWindow *g_ohosNativeWindow;
 extern SDL_WindowData windowData;
-extern SDL_VideoData videoData;
 
 typedef struct SDL_VideoData {
     SDL_Rect textRect;
diff --git a/src/video/ohos/SDL_ohosvideo.c b/src/video/ohos/SDL_ohosvideo.c
index 222247c9f8..766d58d411 100644
--- a/src/video/ohos/SDL_ohosvideo.c
+++ b/src/video/ohos/SDL_ohosvideo.c
@@ -21,13 +21,19 @@ void OHOS_DeviceFree(SDL_VideoDevice *device)
 static SDL_VideoDevice *OHOS_CreateDevice(void)
 {
     SDL_VideoDevice *device;
+    SDL_VideoData *data;
 
     device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice));
     if (!device) {
         return NULL;
     }
 
-    device->internal = &videoData;
+    data = (SDL_VideoData *)SDL_calloc(1, sizeof(SDL_VideoData));
+    if (!data) {
+        return NULL;
+    }
+
+    device->internal = data;
     device->free = OHOS_DeviceFree;
 
     device->VideoInit = OHOS_VideoInit;
diff --git a/src/video/ohos/SDL_ohosvulkan.c b/src/video/ohos/SDL_ohosvulkan.c
index 6742189dbb..9721181d9a 100644
--- a/src/video/ohos/SDL_ohosvulkan.c
+++ b/src/video/ohos/SDL_ohosvulkan.c
@@ -111,7 +111,7 @@ bool OHOS_Vulkan_CreateSurface(SDL_VideoDevice *_this,
     createInfo.sType = VK_STRUCTURE_TYPE_SURFACE_CREATE_INFO_OHOS;
     createInfo.pNext = NULL;
     createInfo.flags = 0;
-    createInfo.window = nativeWindow;
+    createInfo.window = g_ohosNativeWindow;
     result = vkCreateSurfaceOHOS(instance, &createInfo, NULL, surface);
     if (result != VK_SUCCESS) {
         SDL_SetError("vkCreateSurfaceOHOS failed: %d", result);