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From: Dan Carpenter <dan.carpenter-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
To: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Baolin Wang <baolin.wang-lxIno14LUO0EEoCn2XhGlw@public.gmane.org>
Cc: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] spi: sprd-adi: checking for NULL instead of IS_ERR()
Date: Mon, 25 Sep 2017 13:21:33 +0300	[thread overview]
Message-ID: <20170925102133.4kef3fesnh3v3ixe@mwanda> (raw)

devm_ioremap_resource() returns error pointers, it never returns NULL.

Fixes: 7e2903cb91df ("spi: Add ADI driver for Spreadtrum platform")
Signed-off-by: Dan Carpenter <dan.carpenter-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>

diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c
index 0d481f8a46c2..bff6ef1caad7 100644
--- a/drivers/spi/spi-sprd-adi.c
+++ b/drivers/spi/spi-sprd-adi.c
@@ -341,8 +341,8 @@ static int sprd_adi_probe(struct platform_device *pdev)
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	sadi->base = devm_ioremap_resource(&pdev->dev, res);
-	if (!sadi->base) {
-		ret = -ENOMEM;
+	if (IS_ERR(sadi->base)) {
+		ret = PTR_ERR(sadi->base);
 		goto put_ctlr;
 	}
 
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             reply	other threads:[~2017-09-25 10:21 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-25 10:21 Dan Carpenter [this message]
2017-09-25 16:16 ` Applied "spi: sprd-adi: checking for NULL instead of IS_ERR()" to the spi tree Mark Brown

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