diff options
Diffstat (limited to 'generic/tkPanedWindow.c')
| -rw-r--r-- | generic/tkPanedWindow.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/generic/tkPanedWindow.c b/generic/tkPanedWindow.c index c7a1195..82d8611 100644 --- a/generic/tkPanedWindow.c +++ b/generic/tkPanedWindow.c @@ -682,6 +682,15 @@ PanedWindowWidgetObjCmd( if (objc <= 4) { tkwin = Tk_NameToWindow(interp, Tcl_GetString(objv[2]), pwPtr->tkwin); + if (tkwin == NULL) { + /* + * Just a plain old bad window; Tk_NameToWindow filled in an + * error message for us. + */ + + result = TCL_ERROR; + break; + } for (i = 0; i < pwPtr->numSlaves; i++) { if (pwPtr->slaves[i]->tkwin == tkwin) { resultObj = Tk_GetOptionInfo(interp, |