devm_regulator_get_enable_optional() returns -ENODEV if requested
optional regulator is not present. Adjust code for that, because in the
67d0a30128c9 I've incorrectly assumed that it also returns 0 when
regulator is not present.

Reported-by: Ricardo CaƱuelo <ricardo.canu...@collabora.com>
Fixes: 67d0a30128c9 ("drm/meson: dw-hdmi: Fix devm_regulator_*get_enable*() 
conversion")
Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com>
---
 drivers/gpu/drm/meson/meson_dw_hdmi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c 
b/drivers/gpu/drm/meson/meson_dw_hdmi.c
index 534621a13a34..3d046878ce6c 100644
--- a/drivers/gpu/drm/meson/meson_dw_hdmi.c
+++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c
@@ -718,7 +718,7 @@ static int meson_dw_hdmi_bind(struct device *dev, struct 
device *master,
        dw_plat_data = &meson_dw_hdmi->dw_plat_data;
 
        ret = devm_regulator_get_enable_optional(dev, "hdmi");
-       if (ret < 0)
+       if (ret < 0 && ret != -ENODEV)
                return ret;
 
        meson_dw_hdmi->hdmitx_apb = devm_reset_control_get_exclusive(dev,
-- 
2.34.1

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