From 133432a7e2b848ada53910df16c420d297e5c65a Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Thu, 26 Dec 2013 10:44:30 +0900 Subject: [PATCH] mtd: lpc32xx_slc: Use devm_*() functions Use devm_*() functions to make cleanup paths simpler. Signed-off-by: Jingoo Han Acked-by: Roland Stigge Signed-off-by: Brian Norris --- drivers/mtd/nand/lpc32xx_slc.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/mtd/nand/lpc32xx_slc.c b/drivers/mtd/nand/lpc32xx_slc.c index 23e6974ccd20..5f2039446bf0 100644 --- a/drivers/mtd/nand/lpc32xx_slc.c +++ b/drivers/mtd/nand/lpc32xx_slc.c @@ -791,8 +791,8 @@ static int lpc32xx_nand_probe(struct platform_device *pdev) } if (host->ncfg->wp_gpio == -EPROBE_DEFER) return -EPROBE_DEFER; - if (gpio_is_valid(host->ncfg->wp_gpio) && - gpio_request(host->ncfg->wp_gpio, "NAND WP")) { + if (gpio_is_valid(host->ncfg->wp_gpio) && devm_gpio_request(&pdev->dev, + host->ncfg->wp_gpio, "NAND WP")) { dev_err(&pdev->dev, "GPIO not available\n"); return -EBUSY; } @@ -808,7 +808,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev) mtd->dev.parent = &pdev->dev; /* Get NAND clock */ - host->clk = clk_get(&pdev->dev, NULL); + host->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(host->clk)) { dev_err(&pdev->dev, "Clock failure\n"); res = -ENOENT; @@ -927,10 +927,8 @@ err_exit3: dma_release_channel(host->dma_chan); err_exit2: clk_disable(host->clk); - clk_put(host->clk); err_exit1: lpc32xx_wp_enable(host); - gpio_free(host->ncfg->wp_gpio); return res; } @@ -953,9 +951,7 @@ static int lpc32xx_nand_remove(struct platform_device *pdev) writel(tmp, SLC_CTRL(host->io_base)); clk_disable(host->clk); - clk_put(host->clk); lpc32xx_wp_enable(host); - gpio_free(host->ncfg->wp_gpio); return 0; }