mtd: rawnand: atmel: 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>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20200901142535.12819-2-krzk@kernel.org

Author: krzk

drivers/mtd/nand/raw/atmel/nand-controller.c

@@ -2027,13 +2027,9 @@ static int atmel_nand_controller_init(struct atmel_nand_controller *nc,
 	platform_set_drvdata(pdev, nc);
 
 	nc->pmecc = devm_atmel_pmecc_get(dev);
-	if (IS_ERR(nc->pmecc)) {
-		ret = PTR_ERR(nc->pmecc);
-		if (ret != -EPROBE_DEFER)
-			dev_err(dev, "Could not get PMECC object (err = %d)\n",
-				ret);
-		return ret;
-	}
+	if (IS_ERR(nc->pmecc))
+		return dev_err_probe(dev, PTR_ERR(nc->pmecc),
+				     "Could not get PMECC object\n");
 
 	if (nc->caps->has_dma && !atmel_nand_avoid_dma) {
 		dma_cap_mask_t mask;