[PATCH 02/60] video: hdmi: Change return type of hdmi_avi_infoframe_init() to void

[Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>]

The hdmi_avi_infoframe_init() never needs to return an error, change its
return type to void.

Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/drm_edid.c | 5 +----
 drivers/video/hdmi.c       | 9 ++-------
 include/linux/hdmi.h       | 2 +-
 3 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index d2e7a5334c3f..a7d3189ea8f3 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -5086,14 +5086,11 @@ drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
 					 const struct drm_display_mode *mode)
 {
 	enum hdmi_picture_aspect picture_aspect;
-	int err;
 
 	if (!frame || !mode)
 		return -EINVAL;
 
-	err = hdmi_avi_infoframe_init(frame);
-	if (err < 0)
-		return err;
+	hdmi_avi_infoframe_init(frame);
 
 	if (mode->flags & DRM_MODE_FLAG_DBLCLK)
 		frame->pixel_repeat = 1;
diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c
index b939bc28d886..54fb7cf11d1a 100644
--- a/drivers/video/hdmi.c
+++ b/drivers/video/hdmi.c
@@ -56,15 +56,13 @@ static void hdmi_infoframe_set_checksum(void *buffer, size_t size)
  *
  * Returns 0 on success or a negative error code on failure.
  */
-int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame)
+void hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame)
 {
 	memset(frame, 0, sizeof(*frame));
 
 	frame->type = HDMI_INFOFRAME_TYPE_AVI;
 	frame->version = 2;
 	frame->length = HDMI_AVI_INFOFRAME_SIZE;
-
-	return 0;
 }
 EXPORT_SYMBOL(hdmi_avi_infoframe_init);
 
@@ -1553,7 +1551,6 @@ static int hdmi_avi_infoframe_unpack(struct hdmi_avi_infoframe *frame,
 				     const void *buffer, size_t size)
 {
 	const u8 *ptr = buffer;
-	int ret;
 
 	if (size < HDMI_INFOFRAME_SIZE(AVI))
 		return -EINVAL;
@@ -1566,9 +1563,7 @@ static int hdmi_avi_infoframe_unpack(struct hdmi_avi_infoframe *frame,
 	if (hdmi_infoframe_checksum(buffer, HDMI_INFOFRAME_SIZE(AVI)) != 0)
 		return -EINVAL;
 
-	ret = hdmi_avi_infoframe_init(frame);
-	if (ret)
-		return ret;
+	hdmi_avi_infoframe_init(frame);
 
 	ptr += HDMI_INFOFRAME_HEADER_SIZE;
 
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
index 9918a6c910c5..9613d796cfb1 100644
--- a/include/linux/hdmi.h
+++ b/include/linux/hdmi.h
@@ -207,7 +207,7 @@ struct hdmi_drm_infoframe {
 	u16 max_fall;
 };
 
-int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame);
+void hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame);
 ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe *frame, void *buffer,
 				size_t size);
 ssize_t hdmi_avi_infoframe_pack_only(const struct hdmi_avi_infoframe *frame,
-- 
Regards,

Laurent Pinchart

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