From b005b2f52ea66ca09d372dfbcac68242c1addfdd Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Fri, 9 Mar 2018 14:47:06 +0000 Subject: [PATCH] nvmem: lpc18xx_otp: Convert to use devm_nvmem_register() Drop all of the code related to .remove hook and make use of devm_nvmem_register() instead. Cc: Srinivas Kandagatla Cc: Heiko Stuebner Cc: Masahiro Yamada Cc: Carlo Caione Cc: Kevin Hilman Cc: Matthias Brugger Cc: cphealy@gmail.com Cc: linux-kernel@vger.kernel.org Cc: linux-mediatek@lists.infradead.org Cc: linux-rockchip@lists.infradead.org Cc: linux-amlogic@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Andrey Smirnov Signed-off-by: Srinivas Kandagatla Signed-off-by: Greg Kroah-Hartman --- drivers/nvmem/lpc18xx_otp.c | 16 ++-------------- 1 file changed, 2 insertions(+), 14 deletions(-) diff --git a/drivers/nvmem/lpc18xx_otp.c b/drivers/nvmem/lpc18xx_otp.c index 95268db155e9..549b5298ac4c 100644 --- a/drivers/nvmem/lpc18xx_otp.c +++ b/drivers/nvmem/lpc18xx_otp.c @@ -86,20 +86,9 @@ static int lpc18xx_otp_probe(struct platform_device *pdev) lpc18xx_otp_nvmem_config.dev = &pdev->dev; lpc18xx_otp_nvmem_config.priv = otp; - nvmem = nvmem_register(&lpc18xx_otp_nvmem_config); - if (IS_ERR(nvmem)) - return PTR_ERR(nvmem); + nvmem = devm_nvmem_register(&pdev->dev, &lpc18xx_otp_nvmem_config); - platform_set_drvdata(pdev, nvmem); - - return 0; -} - -static int lpc18xx_otp_remove(struct platform_device *pdev) -{ - struct nvmem_device *nvmem = platform_get_drvdata(pdev); - - return nvmem_unregister(nvmem); + return PTR_ERR_OR_ZERO(nvmem); } static const struct of_device_id lpc18xx_otp_dt_ids[] = { @@ -110,7 +99,6 @@ MODULE_DEVICE_TABLE(of, lpc18xx_otp_dt_ids); static struct platform_driver lpc18xx_otp_driver = { .probe = lpc18xx_otp_probe, - .remove = lpc18xx_otp_remove, .driver = { .name = "lpc18xx_otp", .of_match_table = lpc18xx_otp_dt_ids,