From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from fg-out-1718.google.com ([72.14.220.155]:39192 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752672AbZBHN2W (ORCPT ); Sun, 8 Feb 2009 08:28:22 -0500 Received: by fg-out-1718.google.com with SMTP id 16so881205fgg.17 for ; Sun, 08 Feb 2009 05:28:20 -0800 (PST) Subject: [patch] dsbr100: add few lost mutex locks From: Alexey Klimov To: Douglas Schilling Landgraf Cc: linux-media@vger.kernel.org Content-Type: text/plain Date: Sun, 08 Feb 2009 16:28:27 +0300 Message-Id: <1234099707.10910.2.camel@tux.localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Patch adds two lost mutex locks. Signed-off-by: Alexey Klimov -- diff -r 71e5a36634ea linux/drivers/media/radio/dsbr100.c --- a/linux/drivers/media/radio/dsbr100.c Mon Feb 02 10:33:31 2009 +0100 +++ b/linux/drivers/media/radio/dsbr100.c Sun Feb 08 16:24:34 2009 +0300 @@ -455,7 +455,10 @@ if (radio->removed) return -EIO; + mutex_lock(&radio->lock); radio->curfreq = f->frequency; + mutex_unlock(&radio->lock); + retval = dsbr100_setfreq(radio, radio->curfreq); if (retval < 0) dev_warn(&radio->usbdev->dev, "Set frequency failed\n"); @@ -606,7 +609,10 @@ if (!radio) return -ENODEV; + mutex_lock(&radio->lock); radio->users = 0; + mutex_unlock(&radio->lock); + if (!radio->removed) { retval = dsbr100_stop(radio); if (retval < 0) { -- Best regards, Klimov Alexey