From 081f863e54063f377dae45d88e0386f2a4bb7275 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Fri, 25 Nov 2022 14:39:45 +0000
Subject: Slightly better: Check for specPtr->offset < 0 before doing
 calculations with it

---
 generic/tkOldConfig.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/generic/tkOldConfig.c b/generic/tkOldConfig.c
index 2e597bf..7854246 100644
--- a/generic/tkOldConfig.c
+++ b/generic/tkOldConfig.c
@@ -983,10 +983,10 @@ Tk_FreeOptions(
 	if ((specPtr->specFlags & needFlags) != needFlags) {
 	    continue;
 	}
-	ptr = widgRec + specPtr->offset;
 	if (specPtr->offset < 0) {
 	    continue;
 	}
+	ptr = widgRec + specPtr->offset;
 	switch (specPtr->type) {
 	case TK_CONFIG_STRING:
 	    if (*((char **) ptr) != NULL) {
-- 
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