[media] em28xx: Fix return value for s_ctrl
On some cases, driver returns 1. This should be OK, but qv4l2 is too
strict about return values.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index f34d524..1ddd3ee 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -1452,7 +1452,7 @@
rc = em28xx_audio_analog_set(dev);
}
}
- return rc;
+ return (rc < 0) ? rc : 0;
}
static int vidioc_g_tuner(struct file *file, void *priv,