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path: root/drivers/media/video/adp1653.c
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Diffstat (limited to 'drivers/media/video/adp1653.c')
-rw-r--r--drivers/media/video/adp1653.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/media/video/adp1653.c b/drivers/media/video/adp1653.c
index be7befd..2e874c3 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 +430,19 @@ 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;
+
+ return 0;
+free_and_quit:
+ v4l2_ctrl_handler_free(&flash->ctrls);
+ kfree(flash);
return ret;
}

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