From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabio Estevam Subject: [PATCH 4/4] serial: mxs-auart: Use devm_request_irq() Date: Thu, 27 Nov 2014 17:08:33 -0200 Message-ID: <1417115313-24113-4-git-send-email-festevam@gmail.com> References: <1417115313-24113-1-git-send-email-festevam@gmail.com> Return-path: Received: from mail-qg0-f47.google.com ([209.85.192.47]:52992 "EHLO mail-qg0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750968AbaK0TJA (ORCPT ); Thu, 27 Nov 2014 14:09:00 -0500 Received: by mail-qg0-f47.google.com with SMTP id z60so3870602qgd.6 for ; Thu, 27 Nov 2014 11:09:00 -0800 (PST) In-Reply-To: <1417115313-24113-1-git-send-email-festevam@gmail.com> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: gregkh@linuxfoundation.org Cc: j.uzycki@elproma.com.pl, linux-serial@vger.kernel.org, Fabio Estevam From: Fabio Estevam By using devm_request_irq() we can have a shorter and cleaner code. Signed-off-by: Fabio Estevam --- drivers/tty/serial/mxs-auart.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index 9309082..1e9fb37 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -1268,7 +1268,8 @@ static int mxs_auart_probe(struct platform_device *pdev) s->irq = platform_get_irq(pdev, 0); s->port.irq = s->irq; - ret = request_irq(s->irq, mxs_auart_irq_handle, 0, dev_name(&pdev->dev), s); + ret = devm_request_irq(&pdev->dev, s->irq, mxs_auart_irq_handle, 0, + dev_name(&pdev->dev), s); if (ret) return ret; @@ -1283,7 +1284,7 @@ static int mxs_auart_probe(struct platform_device *pdev) */ ret = mxs_auart_request_gpio_irq(s); if (ret) - goto out_free_irq; + return ret; auart_port[s->port.line] = s; @@ -1302,9 +1303,7 @@ static int mxs_auart_probe(struct platform_device *pdev) out_free_gpio_irq: mxs_auart_free_gpio_irq(s); -out_free_irq: auart_port[pdev->id] = NULL; - free_irq(s->irq, s); return ret; } @@ -1313,11 +1312,8 @@ static int mxs_auart_remove(struct platform_device *pdev) struct mxs_auart_port *s = platform_get_drvdata(pdev); uart_remove_one_port(&auart_driver, &s->port); - auart_port[pdev->id] = NULL; - mxs_auart_free_gpio_irq(s); - free_irq(s->irq, s); return 0; } -- 1.9.1