mshtml: Handle NULL nsstyle in HTMLWindow7_getComputedStyle().

Signed-off-by: Paul Gofman <pgofman@codeweavers.com> Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

mshtml: Handle NULL nsstyle in HTMLWindow7_getComputedStyle().
362eed3a · Paul Gofman · Alexandre Julliard · 8312539e · 362eed3a
Commit 362eed3a authored Jun 28, 2021 by Paul Gofman Committed by Alexandre Julliard Jun 28, 2021
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htmlwindow.c dlls/mshtml/htmlwindow.c +7 -0

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--- a/dlls/mshtml/htmlwindow.c
+++ b/dlls/mshtml/htmlwindow.c
@@ -2364,6 +2364,13 @@ static HRESULT WINAPI HTMLWindow7_getComputedStyle(IHTMLWindow7 *iface, IHTMLDOM
        return E_FAIL;
    }

+    if (!nsstyle)
+    {
+        FIXME("nsIDOMWindow_GetComputedStyle returned NULL nsstyle.\n");
+        *p = NULL;
+        return S_OK;
+    }
+
    hres = create_computed_style(nsstyle, dispex_compat_mode(&This->inner_window->event_target.dispex), p);
    nsIDOMCSSStyleDeclaration_Release(nsstyle);
    return hres;