diff --git a/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c b/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c
index ad41d2d44..d784db1c9 100755
--- a/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c
+++ b/code/application/source/cardv/SrcCode/System/SF_SysStrgMng.c
@@ -317,12 +317,12 @@ SF_ST_MMC_DEV *SF_StrgCheckWorkableDev(void)
 
 	if(workable_dev == MMC_DEV_NO)
 	{
-		MLOGD("Strg Check, No dev can use\n");
+		//MLOGD("Strg Check, No dev can use\n");
 		return NULL;
 	}
 	else
 	{
-		MLOGD("Strg Check, workable_dev = %d\n", workable_dev);
+		//MLOGD("Strg Check, workable_dev = %d\n", workable_dev);
 		SF_SetMMCDev(sf_mmc_dev[workable_dev]);
 		return sf_mmc_dev[workable_dev];
 	}
@@ -342,9 +342,8 @@ static void* mmc_monitoring_thread(void *arg)
 
 int sf_mmc_dev_check_start(void)
 {
-#if	USE_MMC_DEV_CHECK
 	SF_StrgInit();// 初始化sf_mmc设备Obj
-#endif
+
 	int ret = pthread_create(&MMCMonitorTskCfg.TskId, NULL, mmc_monitoring_thread, NULL);
 	if(ret != SF_SUCCESS)
 	{
@@ -352,7 +351,7 @@ int sf_mmc_dev_check_start(void)
 		return ret;
 	}
 	MMCMonitorTskCfg.IsRun = 1;
-	MLOGD("00 mmc_dev check create success!\n");
+	MLOGD("mmc_dev check create success!\n");
 	return 0;
 }
 
diff --git a/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c b/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c
index 85c5e0acb..2531ae26d 100644
--- a/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c
+++ b/code/application/source/cardv/SrcCode/System/SysStrg_Exe.c
@@ -760,7 +760,7 @@ INT32 System_Set_Storage_Act_Drive(char drive)
 DCF_HANDLE System_Get_DCF_Handle(void)
 {
 	#if USE_MMC_DEV_CHECK
-	SF_ST_MMC_DEV *mmc_dev = SF_StrgCheckWorkableDev();
+	SF_ST_MMC_DEV *mmc_dev = SF_GetMMCDev();
 	if(mmc_dev == NULL)
 	{
 		DBG_ERR("No MMC_Dev Can use!\n");
diff --git a/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c b/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c
index cb5d6bc84..d7d354bc8 100755
--- a/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c
+++ b/code/application/source/cardv/SrcCode/UIApp/Photo/UIAppPhoto_Exe.c
@@ -701,7 +701,7 @@ UINT32 PhotoExe_GetFreePicNum(void)
 	UINT32              size;
 #if USE_MMC_DEV_CHECK
 
-	SF_ST_MMC_DEV *mmc_dev = SF_StrgCheckWorkableDev();
+	SF_ST_MMC_DEV *mmc_dev = SF_GetMMCDev();
 	if(mmc_dev == NULL)
 	{
 		DBG_ERR("No MMC_Dev Can use!\n");
diff --git a/code/application/source/cardv/SrcCode/UIApp/Photo/UIStorageCheck.c b/code/application/source/cardv/SrcCode/UIApp/Photo/UIStorageCheck.c
index 7ec3fa56b..4005a19d9 100755
--- a/code/application/source/cardv/SrcCode/UIApp/Photo/UIStorageCheck.c
+++ b/code/application/source/cardv/SrcCode/UIApp/Photo/UIStorageCheck.c
@@ -40,7 +40,7 @@
 #include "SF_SysStrgMng.h"
 #if USE_MMC_DEV_CHECK
 
-SF_ST_MMC_DEV *mmc_dev = NULL;
+static SF_ST_MMC_DEV *mmc_dev = NULL;
 #endif
 void UIStorageCheck_AllSize(UINT64 *uiTotal, UINT64 *uiRemain)
 {
diff --git a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c
index 99a82a151..f9c6c172e 100755
--- a/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c
+++ b/code/application/source/cardv/SrcCode/UIWnd/LVGL_SPORTCAM/UIFlowLVGL/UIFlowPhoto/UIFlowPhotoEventCallback.c
@@ -673,7 +673,7 @@ static void update_gps_status(void)
 int get_storage_type(void)
 {
 	return MMC_DEV_SD;
-	SF_ST_MMC_DEV *mmc_dev = SF_StrgCheckWorkableDev();
+	SF_ST_MMC_DEV *mmc_dev = SF_GetMMCDev();
 	if (NULL == mmc_dev)
 	{
 		DBG_ERR("SF_StrgCheckWorkableDev return null.\n");