diff --git a/hgdriver/hgdev/hg_scanner_239.cpp b/hgdriver/hgdev/hg_scanner_239.cpp
index 4a515ae..b4b3f4b 100644
--- a/hgdriver/hgdev/hg_scanner_239.cpp
+++ b/hgdriver/hgdev/hg_scanner_239.cpp
@@ -1951,12 +1951,10 @@ int hg_scanner_239::get_device_log(string &logpath)
 	if (ret != SCANNER_ERR_OK || buffersize <= 0)
 		return ret;
 	
-	
 	ret = write_register(SR_GET_JSON,buffersize);
 	if (ret != SCANNER_ERR_OK || buffersize <= 0)
 		return ret;
 	
-
 	str.resize(buffersize);
 	ret = io_->read_bulk(&str[0],&buffersize);
 	if (ret != SCANNER_ERR_OK)