[libcamera-devel,v4,13/32] libcamera: v4l2_videodevice: Align which type variable is used in queueBuffer()
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Message ID 20200112010212.2609025-14-niklas.soderlund@ragnatech.se
State Accepted
Headers show
Series
  • libcamera: Rework buffer API
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Commit Message

Niklas Söderlund Jan. 12, 2020, 1:01 a.m. UTC 
Reading V4L2VideoDevice::queueBuffer() is confusing since buf.type is
first set to bufferType_ but then both variables are used in V4L2 macros
to operate based on which type of buffer is being processed. Align on
only using buf.type since it has the most existing users.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 src/libcamera/v4l2_videodevice.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
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diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp
index 1dc9e19350f825a9..81d999e354a16bd0 100644
--- a/src/libcamera/v4l2_videodevice.cpp
+++ b/src/libcamera/v4l2_videodevice.cpp
@@ -1004,7 +1004,7 @@  int V4L2VideoDevice::queueBuffer(Buffer *buffer)
 		buf.m.planes = v4l2Planes;
 	}
 
-	if (V4L2_TYPE_IS_OUTPUT(bufferType_)) {
+	if (V4L2_TYPE_IS_OUTPUT(buf.type)) {
 		buf.bytesused = buffer->bytesused_;
 		buf.sequence = buffer->sequence_;
 		buf.timestamp.tv_sec = buffer->timestamp_ / 1000000000;