media: imx-ic-prpencvf: Use empty initializer to clear all struct members

{0} only cleans the first member of the structure.

Use {} instead, which cleans all the members of the structure.
Reported-by: NSteve Longerbeam <slongerbeam@gmail.com>
Signed-off-by: NFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/staging/media/imx/imx-ic-prpencvf.c

@@ -923,7 +923,7 @@ static int prp_enum_frame_size(struct v4l2_subdev *sd,
 			       struct v4l2_subdev_frame_size_enum *fse)
 {
 	struct prp_priv *priv = sd_to_priv(sd);
-	struct v4l2_subdev_format format = {0};
+	struct v4l2_subdev_format format = {};
 	const struct imx_media_pixfmt *cc;
 	int ret = 0;