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
405407ee0dd34f189bf1e41955a2bc94773a18fa
mei: introduce mei_data2slots wrapper

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index c6ffbbe5a6c014b11ee05855795c1c941d0f0abe..d78c05e693f7d45c8cf8ca0971ef2184a73c0597 100644 (file)
--- 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)