* etags.c (analyse_regex): If regex_arg is NULL, return

immediately after a call to free_patterns.

diff --git a/lib-src/etags.c b/lib-src/etags.c
index def6f56..f0c613f 100644 (file)
--- a/lib-src/etags.c
+++ b/lib-src/etags.c
@@ -32,7 +32,7 @@ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
  *     Francesco Potortì <pot@gnu.org> has maintained it since 1993.
  */
 
-char pot_etags_version[] = "@(#) pot revision number is 14.20";
+char pot_etags_version[] = "@(#) pot revision number is 14.21";
 
 #define        TRUE    1
 #define        FALSE   0
@@ -5085,7 +5085,10 @@ analyse_regex (regex_arg, ignore_case)
      bool ignore_case;
 {
   if (regex_arg == NULL)
-    free_patterns ();          /* --no-regex: remove existing regexps */
+    {
+      free_patterns ();                /* --no-regex: remove existing regexps */
+      return;
+    }
 
   /* A real --regexp option or a line in a regexp file. */
   switch (regex_arg[0])