Messages in this thread Patch in this message | | | From | Bartlomiej Zolnierkiewicz <> | Subject | [PATCH] ata: pata_imx: fix devm_ioremap_resource() return value checking | Date | Fri, 14 Mar 2014 18:33:13 +0100 |
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devm_ioremap_resource() returns a pointer to the remapped memory or an ERR_PTR() encoded error code on failure. Fix the check inside pata_imx_probe() accordingly.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> --- Compile tested only.
drivers/ata/pata_imx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
Index: b/drivers/ata/pata_imx.c =================================================================== --- a/drivers/ata/pata_imx.c 2014-03-14 16:45:04.260724378 +0100 +++ b/drivers/ata/pata_imx.c 2014-03-14 18:23:38.664623530 +0100 @@ -133,8 +133,8 @@ static int pata_imx_probe(struct platfor io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->host_regs = devm_ioremap_resource(&pdev->dev, io_res); - if (!priv->host_regs) { - ret = -EBUSY; + if (IS_ERR(priv->host_regs)) { + ret = PTR_ERR(priv->host_regs); goto err; }
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