diff --git a/app/src/main/cpp/SensorsProtocol.cpp b/app/src/main/cpp/SensorsProtocol.cpp
index 178c48b4..0d5af91c 100644
--- a/app/src/main/cpp/SensorsProtocol.cpp
+++ b/app/src/main/cpp/SensorsProtocol.cpp
@@ -3283,7 +3283,7 @@ int GM_CameraSerialTimer(SIO_PARAM_SERIAL_DEF *pPortParam)
 int GM_StartSerialCameraPhoto(int phototime, unsigned char channel, int cmdidx, unsigned char bImageSize, unsigned char presetno, const char *serfile, unsigned int baud, int addr)
 {
 	int 	flag = 0;
-	char	szbuf[128], logbuf[128];
+	char	logbuf[128];
 	SIO_PARAM_SERIAL_DEF *cameraport;
 
 	cameraport = (SIO_PARAM_SERIAL_DEF*)malloc(sizeof(SIO_PARAM_SERIAL_DEF));
@@ -3303,7 +3303,6 @@ int GM_StartSerialCameraPhoto(int phototime, unsigned char channel, int cmdidx,
 	flag = Gm_OpenCameraSerial(cameraport, serfile, baud);
 
 #if 1
-		memset(szbuf, 0, sizeof(szbuf));
         srdt.iLastGetPhotoNo = -1;
         if (TAKE_PHOTO == cmdidx)
             cameraport->image.state = SER_STARTSAMPLE;