Hi Dan,
On Tuesday, August 14, 2012 8:59 AM Dan Carpenter wrote:
> We recently added locking to this function, but there was an error path
> which accidentally returned holding a lock. Also we returned zero on
> failure on some paths instead of the error code.
>
> Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
Thanks for the patch!
Acked-by: Marek Szyprowski <m.szyprow...@samsung.com>
> ---
> Applies to linux-next.
>
> diff --git a/drivers/media/video/mem2mem_testdev.c
> b/drivers/media/video/mem2mem_testdev.c
> index 0aa8c47..0b496f3 100644
> --- a/drivers/media/video/mem2mem_testdev.c
> +++ b/drivers/media/video/mem2mem_testdev.c
> @@ -911,10 +911,9 @@ static int m2mtest_open(struct file *file)
> v4l2_ctrl_new_custom(hdl, &m2mtest_ctrl_trans_time_msec, NULL);
> v4l2_ctrl_new_custom(hdl, &m2mtest_ctrl_trans_num_bufs, NULL);
> if (hdl->error) {
> - int err = hdl->error;
> -
> + rc = hdl->error;
> v4l2_ctrl_handler_free(hdl);
> - return err;
> + goto open_unlock;
> }
> ctx->fh.ctrl_handler = hdl;
> v4l2_ctrl_handler_setup(hdl);
> @@ -946,7 +945,7 @@ static int m2mtest_open(struct file *file)
>
> open_unlock:
> mutex_unlock(&dev->dev_mutex);
> - return 0;
> + return rc;
> }
>
> static int m2mtest_release(struct file *file)
Best regards
--
Marek Szyprowski
Samsung Poland R&D Center
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