From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian Hunter Subject: [PATCH V3 21/30] omap_hsmmc: fix NULL pointer dereference Date: Wed, 09 Sep 2009 14:59:11 +0300 Message-ID: <20090909115911.12833.58886.sendpatchset@ahunter-laptop> References: <20090909115633.12833.39619.sendpatchset@ahunter-laptop> Return-path: Received: from smtp.nokia.com ([192.100.105.134]:51620 "EHLO mgw-mx09.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753159AbZIIL71 (ORCPT ); Wed, 9 Sep 2009 07:59:27 -0400 In-Reply-To: <20090909115633.12833.39619.sendpatchset@ahunter-laptop> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Andrew Morton Cc: Jarkko Lavinen , Adrian Hunter , Madhusudhan Chikkature , Pierre Ossman , linux-omap Mailing List , linux-mmc Mailing List , Matt Fleming >>From bd81dee10c08ae9290c9a6170584549c15bc43d0 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 d6bf65b..243ad97 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