V4L/DVB (5103): Fix vidioc_g_tuner handling

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index 8ba9942..d388a42 100644 (file)
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -1301,6 +1301,8 @@ static int vidioc_g_tuner (struct file *file, void *priv,
 
        if (unlikely(UNSET == core->tuner_type))
                return -EINVAL;
+       if (0 != t->index)
+               return -EINVAL;
 
        strcpy(t->name, "Television");
        t->type       = V4L2_TUNER_ANALOG_TV;