drm/exynos: dsi: Simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 1a1a285..5b9666f 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1760,11 +1760,8 @@ static int exynos_dsi_probe(struct platform_device *pdev)
        dsi->supplies[1].supply = "vddio";
        ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(dsi->supplies),
                                      dsi->supplies);
-       if (ret) {
-               if (ret != -EPROBE_DEFER)
-                       dev_info(dev, "failed to get regulators: %d\n", ret);
-               return ret;
-       }
+       if (ret)
+               return dev_err_probe(dev, ret, "failed to get regulators\n");
 
        dsi->clks = devm_kcalloc(dev,
                        dsi->driver_data->num_clks, sizeof(*dsi->clks),