diff options
Diffstat (limited to 'drivers/media/video/adp1653.c')
| -rw-r--r-- | drivers/media/video/adp1653.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/media/video/adp1653.c b/drivers/media/video/adp1653.c index be7befd6094..5914390211f 100644 --- a/drivers/media/video/adp1653.c +++ b/drivers/media/video/adp1653.c @@ -32,6 +32,7 @@ #include <linux/delay.h> #include <linux/i2c.h> +#include <linux/module.h> #include <linux/slab.h> #include <linux/version.h> #include <media/adp1653.h> @@ -258,7 +259,7 @@ static int adp1653_init_controls(struct adp1653_flash *flash) if (flash->ctrls.error) return flash->ctrls.error; - fault->is_volatile = 1; + fault->flags |= V4L2_CTRL_FLAG_VOLATILE; flash->subdev.ctrl_handler = &flash->ctrls; return 0; @@ -413,6 +414,10 @@ static int adp1653_probe(struct i2c_client *client, struct adp1653_flash *flash; int ret; + /* we couldn't work without platform data */ + if (client->dev.platform_data == NULL) + return -ENODEV; + flash = kzalloc(sizeof(*flash), GFP_KERNEL); if (flash == NULL) return -ENOMEM; @@ -425,12 +430,21 @@ static int adp1653_probe(struct i2c_client *client, flash->subdev.internal_ops = &adp1653_internal_ops; flash->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - adp1653_init_controls(flash); + ret = adp1653_init_controls(flash); + if (ret) + goto free_and_quit; ret = media_entity_init(&flash->subdev.entity, 0, NULL, 0); if (ret < 0) - kfree(flash); + goto free_and_quit; + + flash->subdev.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_FLASH; + + return 0; +free_and_quit: + v4l2_ctrl_handler_free(&flash->ctrls); + kfree(flash); return ret; } |