"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>
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) {
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