diff options
| -rw-r--r-- | sensors/k3dh.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sensors/k3dh.c b/sensors/k3dh.c index aa80292..6335122 100644 --- a/sensors/k3dh.c +++ b/sensors/k3dh.c @@ -246,6 +246,9 @@ int k3dh_activate(struct smdk4210_sensors_handlers *handlers) if (handlers == NULL || handlers->data == NULL) return -EINVAL; + if (handlers->activated == 1) + return 0; + data = (struct k3dh_data *) handlers->data; device_fd = data->device_fd; @@ -277,6 +280,9 @@ int k3dh_deactivate(struct smdk4210_sensors_handlers *handlers) if (handlers == NULL || handlers->data == NULL) return -EINVAL; + if (handlers->activated == 0) + return 0; + data = (struct k3dh_data *) handlers->data; device_fd = data->device_fd; |