From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian Hunter Subject: [PATCH 22/32] omap_hsmmc: fix NULL pointer dereference Date: Fri, 10 Jul 2009 15:42:41 +0300 Message-ID: <20090710124241.1262.79000.sendpatchset@ahunter-tower> References: <20090710124004.1262.10422.sendpatchset@ahunter-tower> Return-path: Received: from smtp.nokia.com ([192.100.122.233]:35036 "EHLO mgw-mx06.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755418AbZGJMja (ORCPT ); Fri, 10 Jul 2009 08:39:30 -0400 In-Reply-To: <20090710124004.1262.10422.sendpatchset@ahunter-tower> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Pierre Ossman Cc: Jarkko Lavinen , Denis Karpov , Adrian Hunter , lkml , linux-omap Mailing List >>From ece776be05f73787dad93802000f2d04218197d0 Mon Sep 17 00:00:00 2001 From: Jarkko Lavinen Date: Tue, 12 May 2009 19:46:14 +0300 Subject: [PATCH] omap_hsmmc: fix NULL pointer dereference Do not call 'mmc_omap_xfer_done()' if the request is already done. Signed-off-by: Jarkko Lavinen Signed-off-by: Adrian Hunter --- drivers/mmc/host/omap_hsmmc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 41c330d..fe46234 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -670,7 +670,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id) if (end_cmd || ((status & CC) && host->cmd)) mmc_omap_cmd_done(host, host->cmd); - if (end_trans || (status & TC)) + if ((end_trans || (status & TC)) && host->mrq) mmc_omap_xfer_done(host, data); return IRQ_HANDLED; -- 1.5.6.3