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mtd: nand: pxa3xx: Check for clk_prepare_enable() return value
clk_prepare_enable() can fail due to unknown reason. Add a check for this and return the error code if it fails. Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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@ -1072,7 +1072,9 @@ static int alloc_nand_resource(struct platform_device *pdev)
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dev_err(&pdev->dev, "failed to get nand clock\n");
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return PTR_ERR(info->clk);
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}
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clk_prepare_enable(info->clk);
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ret = clk_prepare_enable(info->clk);
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if (ret < 0)
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return ret;
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/*
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* This is a dirty hack to make this driver work from devicetree
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