backlight: pandora_bl: Drop unneeded ENOMEM error message

Core code already prints detailed information about failure of memory
allocation.

Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240305-backlight-probe-v2-7-609b0cf24bde@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>

Author: krzk

drivers/video/backlight/pandora_bl.c

@@ -114,10 +114,8 @@ static int pandora_backlight_probe(struct platform_device *pdev)
 	u8 r;
 
 	priv = devm_kmalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv) {
-		dev_err(&pdev->dev, "failed to allocate driver private data\n");
+	if (!priv)
 		return -ENOMEM;
-	}
 
 	memset(&props, 0, sizeof(props));
 	props.max_brightness = MAX_USER_VALUE;