spi: qcom-qspi: Simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and the error value gets printed.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200901152713.18629-7-krzk@kernel.orgSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-qcom-qspi.c

@@ -495,9 +495,8 @@ static int qcom_qspi_probe(struct platform_device *pdev)
 
 	ctrl->icc_path_cpu_to_qspi = devm_of_icc_get(dev, "qspi-config");
 	if (IS_ERR(ctrl->icc_path_cpu_to_qspi)) {
-		ret = PTR_ERR(ctrl->icc_path_cpu_to_qspi);
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "Failed to get cpu path: %d\n", ret);
+		ret = dev_err_probe(dev, PTR_ERR(ctrl->icc_path_cpu_to_qspi),
+				    "Failed to get cpu path\n");
 		goto exit_probe_master_put;
 	}
 	/* Set BW vote for register access */