thermal: exynos: Silence warning during deferred probe

Don't confuse user with meaningless warning about the failure of
registering sensors in case of deferred probe.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200228092331.21548-1-m.szyprowski@samsung.com

drivers/thermal/samsung/exynos_tmu.c

@@ -1094,7 +1094,9 @@ static int exynos_tmu_probe(struct platform_device *pdev)
 						    &exynos_sensor_ops);
 	if (IS_ERR(data->tzd)) {
 		ret = PTR_ERR(data->tzd);
-		dev_err(&pdev->dev, "Failed to register sensor: %d\n", ret);
+		if (ret != -EPROBE_DEFER)
+			dev_err(&pdev->dev, "Failed to register sensor: %d\n",
+				ret);
 		goto err_sclk;
 	}