mtd: nand-gpio: Remove unnecessary OOM messages

The site-specific OOM messages are unnecessary, because they
duplicate the MM subsystem generic OOM message.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
diff --git a/drivers/mtd/nand/gpio.c b/drivers/mtd/nand/gpio.c
index e826f89..8dfdbb6 100644
--- a/drivers/mtd/nand/gpio.c
+++ b/drivers/mtd/nand/gpio.c
@@ -211,10 +211,8 @@
 		return -EINVAL;
 
 	gpiomtd = devm_kzalloc(&pdev->dev, sizeof(*gpiomtd), GFP_KERNEL);
-	if (!gpiomtd) {
-		dev_err(&pdev->dev, "failed to create NAND MTD\n");
+	if (!gpiomtd)
 		return -ENOMEM;
-	}
 
 	chip = &gpiomtd->nand_chip;