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Commit 4d26f012 authored by Arvind Yadav's avatar Arvind Yadav Committed by Boris Brezillon
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mtd: nand: lpc32xx_mlc: Handle return value of clk_prepare_enable. 



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

Signed-off-by: default avatarArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: default avatarBoris Brezillon <boris.brezillon@free-electrons.com>
parent 7c941281

drivers/mtd/nand/lpc32xx_mlc.c

+7 −2
Original line number Diff line number Diff line
@@ -705,7 +705,9 @@ static int lpc32xx_nand_probe(struct platform_device *pdev) 
		res = -ENOENT;

		goto err_exit1;

	}

	clk_prepare_enable(host->clk);

	res = clk_prepare_enable(host->clk);

	if (res)

		goto err_exit1;



	nand_chip->cmd_ctrl = lpc32xx_nand_cmd_ctrl;

	nand_chip->dev_ready = lpc32xx_nand_device_ready;
@@ -846,9 +848,12 @@ static int lpc32xx_nand_remove(struct platform_device *pdev) 
static int lpc32xx_nand_resume(struct platform_device *pdev)

{

	struct lpc32xx_nand_host *host = platform_get_drvdata(pdev);

	int ret;



	/* Re-enable NAND clock */

	clk_prepare_enable(host->clk);

	ret = clk_prepare_enable(host->clk);

	if (ret)

		return ret;



	/* Fresh init of NAND controller */

	lpc32xx_nand_setup(host);