[PATCH v2 2/2] [media]: mx2_camera: Fix regression caused by clock conversion
Russell King - ARM Linux
linux at arm.linux.org.uk
Tue Oct 9 09:34:46 EDT 2012
On Mon, Oct 08, 2012 at 07:37:03PM -0300, Fabio Estevam wrote:
> @@ -460,7 +462,11 @@ static int mx2_camera_add_device(struct soc_camera_device *icd)
> if (pcdev->icd)
> return -EBUSY;
>
> - ret = clk_prepare_enable(pcdev->clk_csi);
> + ret = clk_prepare_enable(pcdev->clk_csi_ahb);
> + if (ret < 0)
> + return ret;
> +
> + ret = clk_prepare_enable(pcdev->clk_csi_per);
> if (ret < 0)
> return ret;
>From the point of view of error cleanup, this looks buggy to me. If
the prepare_enable for the per clock fails, what cleans up the ahb clock?
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