From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
clk_prepare_enable() may fail, so let's check its return value and propagate it
in the case of error.
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
---
drivers/ata/pata_imx.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/ata/pata_imx.c b/drivers/ata/pata_imx.c
index 97417d5..7e69797 100644
--- a/drivers/ata/pata_imx.c
+++ b/drivers/ata/pata_imx.c
@@ -118,7 +118,9 @@ static int pata_imx_probe(struct platform_device *pdev)
return PTR_ERR(priv->clk);
}
- clk_prepare_enable(priv->clk);
+ ret = clk_prepare_enable(priv->clk);
+ if (ret)
+ return ret;
host = ata_host_alloc(&pdev->dev, 1);
if (!host) {
@@ -211,7 +213,9 @@ static int pata_imx_resume(struct device *dev)
struct ata_host *host = dev_get_drvdata(dev);
struct pata_imx_priv *priv = host->private_data;
- clk_prepare_enable(priv->clk);
+ int ret = clk_prepare_enable(priv->clk);
+ if (ret)
+ return ret;
__raw_writel(priv->ata_ctl, priv->host_regs + PATA_IMX_ATA_CONTROL);
--
1.8.1.2
--
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