tools: moveconfig: cleanup whitelist entries

index dcca0ec..d39ad02 100755
@@ -601,6 +601,33 @@ def cleanup_extra_options(configs, options):
         cleanup_one_extra_option(os.path.join('configs', defconfig), configs,
                                  options)
 
+def cleanup_whitelist(configs, options):
+    """Delete config whitelist entries
+
+    Arguments:
+      configs: A list of CONFIGs to remove.
+      options: option flags.
+    """
+    if not options.yes:
+        while True:
+            choice = (raw_input('Clean up whitelist entries? [y/n]: ').
+                      lower())
+            print choice
+            if choice == 'y' or choice == 'n':
+                break
+
+        if choice == 'n':
+            return
+
+    with open(os.path.join('scripts', 'config_whitelist.txt')) as f:
+        lines = f.readlines()
+
+    lines = [x for x in lines if x.strip() not in configs]
+
+    with open(os.path.join('scripts', 'config_whitelist.txt'), 'w') as f:
+        f.write(''.join(lines))
+
+
 ### classes ###
 class Progress:
 

@@ -1297,6 +1324,7 @@ def main():
     if configs:
         cleanup_headers(configs, options)
         cleanup_extra_options(configs, options)
+        cleanup_whitelist(configs, options)
 
     if options.commit:
         subprocess.call(['git', 'add', '-u'])