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[char-misc 3.6] mei: fix device stall after wd is stopped

 

 

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tomas.winkler at intel

Aug 16, 2012, 6:25 AM

Post #1 of 1 (59 views)
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[char-misc 3.6] mei: fix device stall after wd is stopped

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 [at] intel>
---
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

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