sort.py: rename protocols to original_protocols

To make it clearer.

There are 3 different instances of protocol-related objects being used
in the fix_protocol function:

* The input
* The array of common sorted lines
* The (sorted) output

1 files changed, 4 insertions, 4 deletions

diff --git a/contrib/sort.py b/contrib/sort.py
index 8f42e9e5c..69af99d6e 100755
--- a/contrib/sort.py
+++ b/contrib/sort.py
@@ -33,17 +33,17 @@ def sort_alphabetical(original_items):
     return ",".join(items)
 
 
-def sort_protocol(protocols):
+def sort_protocol(original_protocols):
     """sort the given protocols into this scheme: unix,inet,inet6,netlink,packet,bluetooth"""
 
     # shortcut for common protocol lines
-    if protocols in ("unix", "unix,inet,inet6"):
-        return protocols
+    if original_protocols in ("unix", "unix,inet,inet6"):
+        return original_protocols
 
     fixed_protocols = ""
     for protocol in ("unix", "inet", "inet6", "netlink", "packet", "bluetooth"):
         for prefix in ("", "-", "+", "="):
-            if f",{prefix}{protocol}," in f",{protocols},":
+            if f",{prefix}{protocol}," in f",{original_protocols},":
                 fixed_protocols += f"{prefix}{protocol},"
     return fixed_protocols[:-1]