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mtd: nand: denali: Handle return value of clk_prepare_enable. 

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Arvind Yadav 2017-08-01 17:05:09 +05:30 committed by Boris Brezillon
parent 55bafbc277
commit c044179ea1
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/nand/denali_dt.c
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@ -118,7 +118,9 @@ static int denali_dt_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "no clk available\n");
return PTR_ERR(dt->clk);
}
clk_prepare_enable(dt->clk);
ret = clk_prepare_enable(dt->clk);
if (ret)
return ret;
denali->clk_x_rate = clk_get_rate(dt->clk);