Fix an unitialized variable in tcompose causing a core dump in some cases.

1 files changed, 4 insertions, 3 deletions

diff --git a/generic/tkZinc.c b/generic/tkZinc.c
index 7e28017..2eeb75f 100644
--- a/generic/tkZinc.c
+++ b/generic/tkZinc.c
@@ -5837,9 +5837,9 @@ WidgetObjCmd(ClientData         client_data,    /* Information about the widget.
      */
   case ZN_W_TCOMPOSE:
     {
-      ZnTransfo         *to;
-      ZnBool            invert=False;
-      ZnTransfo         res_t, inv_t;
+      ZnTransfo *to;
+      ZnBool    invert=False;
+      ZnTransfo res_t, inv_t;
 
       if ((argc != 4) && (argc != 5)) {
         Tcl_WrongNumArgs(interp, 1, args, "tcompose transformTo aTransform ?invert?");
@@ -5860,6 +5860,7 @@ WidgetObjCmd(ClientData         client_data,    /* Information about the widget.
       entry = Tcl_FindHashEntry(wi->t_table, str);
       if (entry != NULL) {
         t = (ZnTransfo *) Tcl_GetHashValue(entry);
+        item = NULL;
       }
       else {
         result = ZnItemWithTagOrId(wi, args[3], &item, &search_var);