Dear Dan Carpenter,
> "map" needs to be signed for the error handling to work. In the success
> case then it holds a small non-negative value.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Nice catch and quick glance over the source makes it seem right
Acked-by: Marek Vasut <marex@xxxxxxx>
> diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
> b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c index 59f03f9..21bf1c8 100644
> --- a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
> +++ b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
> @@ -161,14 +161,15 @@ int ipu_dc_init_sync(struct ipu_dc *dc, struct ipu_di
> *di, bool interlaced, u32 pixel_fmt, u32 width)
> {
> struct ipu_dc_priv *priv = dc->priv;
> - u32 reg = 0, map;
> + u32 reg = 0;
> + int map;
>
> dc->di = ipu_di_get_num(di);
>
> map = ipu_pixfmt_to_map(pixel_fmt);
> if (map < 0) {
> dev_dbg(priv->dev, "IPU_DISP: No MAP\n");
> - return -EINVAL;
> + return map;
> }
>
> if (interlaced) {
Best regards,
Marek Vasut
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