From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752641AbaHCKAx (ORCPT ); Sun, 3 Aug 2014 06:00:53 -0400 Received: from mail-pd0-f170.google.com ([209.85.192.170]:59213 "EHLO mail-pd0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751568AbaHCKAv (ORCPT ); Sun, 3 Aug 2014 06:00:51 -0400 Date: Sun, 3 Aug 2014 15:30:48 +0530 From: Himangi Saraogi To: Jonathan Cameron , Greg Kroah-Hartman , linux-iio@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Cc: Julia Lawall Subject: [PATCH] staging: iio: ad9951: Use devm_iio_device_register Message-ID: <20140803100048.GA6936@himangi-Dell> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch introduces the use of devm_iio_device_register and does away with the unregister in the remove function. The remove function is no longer required and is completely removed. Signed-off-by: Himangi Saraogi Acked-by: Julia Lawall --- drivers/staging/iio/frequency/ad9951.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/staging/iio/frequency/ad9951.c b/drivers/staging/iio/frequency/ad9951.c index 5e8990a..d465db0 100644 --- a/drivers/staging/iio/frequency/ad9951.c +++ b/drivers/staging/iio/frequency/ad9951.c @@ -175,7 +175,7 @@ static int ad9951_probe(struct spi_device *spi) idev->info = &ad9951_info; idev->modes = INDIO_DIRECT_MODE; - ret = iio_device_register(idev); + ret = devm_iio_device_register(&spi->dev, idev); if (ret) return ret; spi->max_speed_hz = 2000000; @@ -186,20 +186,12 @@ static int ad9951_probe(struct spi_device *spi) return 0; } -static int ad9951_remove(struct spi_device *spi) -{ - iio_device_unregister(spi_get_drvdata(spi)); - - return 0; -} - static struct spi_driver ad9951_driver = { .driver = { .name = DRV_NAME, .owner = THIS_MODULE, }, .probe = ad9951_probe, - .remove = ad9951_remove, }; module_spi_driver(ad9951_driver); -- 1.9.1