[PATCH] spi: rb4xx: Fix checking return value of devm_ioremap_resource()

[Axel Lin <axel.lin@xxxxxxxxxx>]

devm_ioremap_resource() returns ERR_PTR on failure.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
---
 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 50f49f3..3641d0e 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));
-- 
2.1.0



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