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[1/3] media: uvcvideo: Introduce header length

Message ID 20241108142310.19794-2-isaac.scott@ideasonboard.com
State New
Headers show
Series Fix Sonix Technology MJPEG streams | expand

Commit Message

Isaac Scott Nov. 8, 2024, 2:23 p.m. UTC 
The uvc_video_decode_start function returns the first byte of the header,
which is in fact the length of the header. Improve readability by using an
appropriately named variable.

Signed-off-by: Isaac Scott <isaac.scott@ideasonboard.com>
---
 drivers/media/usb/uvc/uvc_video.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c
index e00f38dd07d9..2fb9f2b59afc 100644
--- a/drivers/media/usb/uvc/uvc_video.c
+++ b/drivers/media/usb/uvc/uvc_video.c
@@ -1117,6 +1117,7 @@  static int uvc_video_decode_start(struct uvc_streaming *stream,
 		struct uvc_buffer *buf, const u8 *data, int len)
 {
 	u8 fid;
+	u8 header_len = data[0];
 
 	/*
 	 * Sanity checks:
@@ -1212,7 +1213,7 @@  static int uvc_video_decode_start(struct uvc_streaming *stream,
 
 	stream->last_fid = fid;
 
-	return data[0];
+	return header_len;
 }
 
 static inline enum dma_data_direction uvc_stream_dir(