Hi Andy,
On Thursday 28 July 2011 09:59:38 Andy Shevchenko wrote:
> Potentially the adp1653_init_controls could return an error. In our case
> the error was ignored, meanwhile it means incorrect initialization of V4L2
> controls. Additionally we have to free control handler structures in case
> of apd1653_init_controls or media_entity_init failure.
>
> Signed-off-by: Andy Shevchenko <[email protected]>
> Cc: Sakari Ailus <[email protected]>
> ---
> drivers/media/video/adp1653.c | 11 +++++++++--
> 1 files changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/video/adp1653.c b/drivers/media/video/adp1653.c
> index 8ad89ff..279d75d 100644
> --- a/drivers/media/video/adp1653.c
> +++ b/drivers/media/video/adp1653.c
> @@ -429,12 +429,19 @@ 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;
What about
ret = adp1653_init_controls(flash);
if (ret)
goto done;
ret = media_entity_init(&flash->subdev.entity, 0, NULL, 0);
done:
if (ret < 0) {
v4l2_ctrl_handler_free(&flash->ctrls);
kfree(flash);
}
return ret;
> }
--
Regards,
Laurent Pinchart
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