diff --git a/source3/lib/util.c b/source3/lib/util.c
index 36373e98478..e5aa20a972a 100644
--- a/source3/lib/util.c
+++ b/source3/lib/util.c
@@ -1978,16 +1978,14 @@ BOOL ms_has_wild(char *s)
 /*******************************************************************
  a wrapper that handles case sensitivity and the special handling
    of the ".." name
-
-   case_sensitive is a boolean
  *******************************************************************/
-BOOL mask_match(char *string, char *pattern, BOOL case_sensitive)
+BOOL mask_match(char *string, char *pattern, BOOL is_case_sensitive)
 {
 	fstring p2, s2;
 	if (strcmp(string,"..") == 0) string = ".";
 	if (strcmp(pattern,".") == 0) return False;
 	
-	if (case_sensitive) {
+	if (is_case_sensitive) {
 		return ms_fnmatch(pattern, string) == 0;
 	}