winecfg: Fix potential null pointer access (spotted by Yaroslav Skorokhodov).

78bdd9ba · Alexandre Julliard · 371e5c06 · 78bdd9ba
Commit 78bdd9ba authored Jun 11, 2007 by Alexandre Julliard
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appdefaults.c programs/winecfg/appdefaults.c +1 -1

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--- a/programs/winecfg/appdefaults.c
+++ b/programs/winecfg/appdefaults.c
@@ -107,7 +107,7 @@ static void update_comboboxes(HWND dialog)
    winver = get_reg_key(config_key, keypath(""), "Version", "");
    ver = get_registry_version();
-    if (*winver == '\0')
+    if (!winver || !winver[0])
    {
        HeapFree(GetProcessHeap(), 0, winver);