From b2b3024ca5853b3ea6390a3388e4761fc16e0655 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Thu, 30 Apr 2015 10:06:54 +0800 Subject: [PATCH] spi: rb4xx: Fix checking return value of devm_ioremap_resource() devm_ioremap_resource() returns ERR_PTR on failure. Signed-off-by: Axel Lin Signed-off-by: Mark Brown --- drivers/spi/spi-rb4xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-rb4xx.c b/drivers/spi/spi-rb4xx.c index 50f49f38e73c..3641d0e20135 100644 --- a/drivers/spi/spi-rb4xx.c +++ b/drivers/spi/spi-rb4xx.c @@ -145,7 +145,7 @@ static int rb4xx_spi_probe(struct platform_device *pdev) r = platform_get_resource(pdev, IORESOURCE_MEM, 0); spi_base = devm_ioremap_resource(&pdev->dev, r); - if (!spi_base) + if (IS_ERR(spi_base)) return PTR_ERR(spi_base); master = spi_alloc_master(&pdev->dev, sizeof(*rbspi)); -- 2.20.1