Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7c941281 authored by Arvind Yadav's avatar Arvind Yadav Committed by Boris Brezillon
Browse files

mtd: nand: lpc32xx_slc: 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 24c9cd8f

drivers/mtd/nand/lpc32xx_slc.c

+7 −2
Original line number Diff line number Diff line
@@ -840,7 +840,9 @@ 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;



	/* Set NAND IO addresses and command/ready functions */

	chip->IO_ADDR_R = SLC_DATA(host->io_base);
@@ -972,9 +974,12 @@ 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);