V4L/DVB (10616): tw9910: color format check is added on set_fmt

Signed-off-by: NKuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/tw9910.c

@@ -645,6 +645,19 @@ static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
 	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
 	int                 ret  = -EINVAL;
 	u8                  val;
+	int                 i;
+
+	/*
+	 * check color format
+	 */
+	for (i = 0 ; i < ARRAY_SIZE(tw9910_color_fmt) ; i++) {
+		if (pixfmt == tw9910_color_fmt[i].fourcc) {
+			ret = 0;
+			break;
+		}
+	}
+	if (ret < 0)
+		goto tw9910_set_fmt_error;
 
 	/*
 	 * select suitable norm