From: Mauro Carvalho Chehab <mchehab@infradead.org>
Date: Sat, 20 Jan 2007 16:58:36 +0000 (-0300)
Subject: V4L/DVB (5103): Fix vidioc_g_tuner handling
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=243d8c0fd03c77051d0f6a634cbadb7bbe28a58a;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

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 8ba994273292..d388a42b5fbc 100644
--- 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;