diff options
Diffstat (limited to 'drivers/misc/m4sensorhub_pedometer.c')
| -rw-r--r-- | drivers/misc/m4sensorhub_pedometer.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/m4sensorhub_pedometer.c b/drivers/misc/m4sensorhub_pedometer.c index de8564bc317..fee4c92c81a 100644 --- a/drivers/misc/m4sensorhub_pedometer.c +++ b/drivers/misc/m4sensorhub_pedometer.c @@ -549,11 +549,15 @@ static void m4ped_panic_restore(struct m4sensorhub_data *m4sensorhub, void *data) { struct m4ped_driver_data *dd = (struct m4ped_driver_data *)data; + if (dd == NULL) { m4ped_err("%s: Driver data is null, unable to restore\n", __func__); return; } + + mutex_lock(&(dd->mutex)); + dd->base_dat.total_distance = dd->iiodat.total_distance; dd->base_dat.total_steps = dd->iiodat.total_steps; dd->base_dat.healthy_minutes = dd->iiodat.healthy_minutes; @@ -561,6 +565,8 @@ static void m4ped_panic_restore(struct m4sensorhub_data *m4sensorhub, m4ped_err("%s: Pedometer bases after panic = %d %d %d %d", __func__, dd->base_dat.total_distance, dd->base_dat.total_steps, dd->base_dat.healthy_minutes, dd->base_dat.calories); + + mutex_unlock(&(dd->mutex)); } static int m4ped_driver_init(struct init_calldata *p_arg) |