wrong type of exit method

Marlin/src/HAL/HAL_LPC1768/upload_extra_script.py

@@ -18,11 +18,9 @@ current_OS = platform.system()
 #exit(0)
 
 build_type = os.environ.get("BUILD_TYPE", 'Not Set')
-if not(build_type == 'upload' or build_type == 'traceback' or build_type == 'Not Set') :
+if build_type == 'upload' or build_type == 'traceback' or build_type == 'Not Set' :
-  exit(0)
 
-
+    if current_OS == 'Windows':
-if current_OS == 'Windows':
 
         #
         # platformio.ini will accept this for a Windows upload port designation: 'upload_port = L:'
@@ -71,7 +69,7 @@ if current_OS == 'Windows':
           print '\nUnable to find destination disk.  File must be copied manually. \n'
 
 
-if current_OS == 'Linux':
+    if current_OS == 'Linux':
 
         #
         # platformio.ini will accept this for a Linux upload port designation: 'upload_port = /media/media_name/drive'
@@ -112,7 +110,7 @@ if current_OS == 'Linux':
            print '\nUnable to find destination disk.  File must be copied manually. \n'
 
 
-if current_OS == 'Darwin':  # MAC
+    if current_OS == 'Darwin':  # MAC
 
         #
         # platformio.ini will accept this for a OSX upload port designation: 'upload_port = /media/media_name/drive'