From: Hans Verkuil <hverkuil@xs4all.nl>
Date: Thu, 29 Jan 2009 19:09:13 +0000 (-0300)
Subject: V4L/DVB (10408): v4l2: fix incorrect hue range check
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=de6476f5f6ae9f792a8828782bdbc47372a021fb;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

V4L/DVB (10408): v4l2: fix incorrect hue range check

A hue of -128 was rejected due to an incorrect range check, which was
faithfully copy-and-pasted into four drivers...

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/cx18/cx18-av-core.c b/drivers/media/video/cx18/cx18-av-core.c
index 0b1c84b4ddd6..780125002cbc 100644
--- a/drivers/media/video/cx18/cx18-av-core.c
+++ b/drivers/media/video/cx18/cx18-av-core.c
@@ -548,7 +548,7 @@ static int set_v4lctrl(struct cx18 *cx, struct v4l2_control *ctrl)
 		break;
 
 	case V4L2_CID_HUE:
-		if (ctrl->value < -127 || ctrl->value > 127) {
+		if (ctrl->value < -128 || ctrl->value > 127) {
 			CX18_ERR("invalid hue setting %d\n", ctrl->value);
 			return -ERANGE;
 		}
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index be467b4b9545..d4059ecaa58e 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -763,7 +763,7 @@ static int cx25840_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 		break;
 
 	case V4L2_CID_HUE:
-		if (ctrl->value < -127 || ctrl->value > 127) {
+		if (ctrl->value < -128 || ctrl->value > 127) {
 			v4l_err(client, "invalid hue setting %d\n", ctrl->value);
 			return -ERANGE;
 		}
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c
index 46c796c3fec8..dd1943987ce6 100644
--- a/drivers/media/video/saa7115.c
+++ b/drivers/media/video/saa7115.c
@@ -778,7 +778,7 @@ static int saa711x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 		break;
 
 	case V4L2_CID_HUE:
-		if (ctrl->value < -127 || ctrl->value > 127) {
+		if (ctrl->value < -128 || ctrl->value > 127) {
 			v4l2_err(sd, "invalid hue setting %d\n", ctrl->value);
 			return -ERANGE;
 		}
diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c
index 88c5e942f751..490b9049b987 100644
--- a/drivers/media/video/saa717x.c
+++ b/drivers/media/video/saa717x.c
@@ -931,7 +931,7 @@ static int saa717x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 		break;
 
 	case V4L2_CID_HUE:
-		if (ctrl->value < -127 || ctrl->value > 127) {
+		if (ctrl->value < -128 || ctrl->value > 127) {
 			v4l2_err(sd, "invalid hue setting %d\n", ctrl->value);
 			return -ERANGE;
 		}