fix thinko in last revision.

diff --git a/src/mesa/drivers/windows/gdi/wmesa.c b/src/mesa/drivers/windows/gdi/wmesa.c
index 09da82e6db5d8fcd28c294aa4470fcb549333ee8..982366be42b4fc840e1d8429bb032db4d00e66c3 100644 (file)
--- a/src/mesa/drivers/windows/gdi/wmesa.c
+++ b/src/mesa/drivers/windows/gdi/wmesa.c
@@ -1171,7 +1171,7 @@ void WMesaMakeCurrent(WMesaContext c)
        if (WindowFromDC(c->hDC)) {
            GetClientRect(WindowFromDC(c->hDC), &rect);
            c->width = rect.right - rect.left;
-           c->height = rect.top = rect.bottom;
+           c->height = rect.bottom - rect.top;
        }
        else { /* Memory context */
            /* From contributed code - use the size of the desktop