From patchwork Mon Jan 18 09:50:13 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jassi Brar X-Patchwork-Id: 73646 Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by demeter.kernel.org (8.14.3/8.14.2) with ESMTP id o0IAhF7O023505 for ; Mon, 18 Jan 2010 10:43:15 GMT Received: from localhost ([127.0.0.1] helo=sfs-ml-1.v29.ch3.sourceforge.com) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1NWp4l-00089z-97; Mon, 18 Jan 2010 10:43:15 +0000 Received: from sfi-mx-3.v28.ch3.sourceforge.com ([172.29.28.123] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1NWp4k-00089t-MX for spi-devel-general@lists.sourceforge.net; Mon, 18 Jan 2010 10:43:14 +0000 Received-SPF: neutral (sfi-mx-3.v28.ch3.sourceforge.com: 213.95.27.120 is neither permitted nor denied by domain of gmail.com) client-ip=213.95.27.120; envelope-from=jassisinghbrar@gmail.com; helo=ganesha.gnumonks.org; Received: from ganesha.gnumonks.org ([213.95.27.120]) by sfi-mx-3.v28.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.69) id 1NWp4j-0003On-Sh; Mon, 18 Jan 2010 10:43:14 +0000 Received: from uucp by ganesha.gnumonks.org with local-bsmtp (Exim 4.69) (envelope-from ) id 1NWoOs-0001QZ-I0; Mon, 18 Jan 2010 10:59:58 +0100 Received: from [12.23.106.106] (helo=localhost.localdomain) by jackpot.kr.gnumonks.org with esmtp (Exim 4.69) (envelope-from ) id 1NWnrv-0000me-Tm; Mon, 18 Jan 2010 18:25:55 +0900 From: jassisinghbrar@gmail.com To: spi-devel-general@lists.sourceforge.net Date: Mon, 18 Jan 2010 18:50:13 +0900 Message-Id: <1263808215-16544-4-git-send-email-jassisinghbrar@gmail.com> X-Mailer: git-send-email 1.6.2.5 In-Reply-To: <1263808215-16544-3-git-send-email-jassisinghbrar@gmail.com> References: <1263808215-16544-1-git-send-email-jassisinghbrar@gmail.com> <1263808215-16544-2-git-send-email-jassisinghbrar@gmail.com> <1263808215-16544-3-git-send-email-jassisinghbrar@gmail.com> X-Spam-Score: 1.2 (+) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. 1.2 SPF_NEUTRAL SPF: sender does not match SPF record (neutral) X-Headers-End: 1NWp4j-0003On-Sh Cc: dbrownell@users.sourceforge.net, ben@trinity.fluff.org Subject: [spi-devel-general] [PATCH 4/6] SPI: S3C64XX: Check before mem-region release X-BeenThere: spi-devel-general@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Linux SPI core/device drivers discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: spi-devel-general-bounces@lists.sourceforge.net diff --git a/drivers/spi/spi_s3c64xx.c b/drivers/spi/spi_s3c64xx.c index 3acf381..0e883f9 100644 --- a/drivers/spi/spi_s3c64xx.c +++ b/drivers/spi/spi_s3c64xx.c @@ -1097,7 +1097,8 @@ static int s3c64xx_spi_remove(struct platform_device *pdev) iounmap((void *) sdd->regs); mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(mem_res->start, resource_size(mem_res)); + if (mem_res != NULL) + release_mem_region(mem_res->start, resource_size(mem_res)); platform_set_drvdata(pdev, NULL); spi_master_put(master);