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From: Tomas Winkler <tomas.winkler@intel.com>
To: gregkh@linuxfoundation.org
Cc: arnd@arndb.de, alan@linux.intel.com,
	linux-kernel@vger.kernel.org,
	Tomas Winkler <tomas.winkler@intel.com>
Subject: [char-misc 3.6] mei: fix device stall after wd is stopped
Date: Thu, 16 Aug 2012 16:25:33 +0300	[thread overview]
Message-ID: <1345123533-13349-1-git-send-email-tomas.winkler@intel.com> (raw)

After watchdog was disabled the driver would stall
due to wrong calculation of credits reduction

The cat&paste bug was introduced in the commit
7bdf72d3d8059a50214069ea4b87c2174645f40f
mei: introduce mei_data2slots wrapper

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
---
 drivers/misc/mei/interrupt.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index c6ffbbe..d78c05e 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -1253,7 +1253,7 @@ static int mei_irq_thread_write_handler(struct mei_io_list *cmpl_list,
 			if (dev->wd_timeout)
 				*slots -= mei_data2slots(MEI_START_WD_DATA_SIZE);
 			else
-				*slots -= mei_data2slots(MEI_START_WD_DATA_SIZE);
+				*slots -= mei_data2slots(MEI_WD_PARAMS_SIZE);
 		}
 	}
 	if (dev->stop)
-- 
1.7.4.4


                 reply	other threads:[~2012-08-16 13:25 UTC|newest]

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