Message ID | 20200619054123.19052-16-paul.elder@ideasonboard.com |
---|---|
State | Superseded |
Headers | show |
Series |
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Related | show |
Hi Paul, Thank you for the patch. On Fri, Jun 19, 2020 at 02:41:21PM +0900, Paul Elder wrote: > Make VIDIOC_STREAMON return -EINVAL if no buffers have been allocated > with reqbufs. > > Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> > > --- > New in v2 > - split from "Fix v4l2-compliance streaming tests" > --- > src/v4l2/v4l2_camera_proxy.cpp | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp > index 8396f58..a7f987a 100644 > --- a/src/v4l2/v4l2_camera_proxy.cpp > +++ b/src/v4l2/v4l2_camera_proxy.cpp > @@ -637,6 +637,9 @@ int V4L2CameraProxy::vidioc_streamon(V4L2CameraFile *cf, int *arg) > { > LOG(V4L2Compat, Debug) << "Servicing vidioc_streamon fd = " << cf->efd(); > > + if (bufferCount_ == 0) > + return -EINVAL; > + This should also be after the lock(), and I would move it after the isRunning() test. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > if (vcam_->isRunning()) > return 0; >
Hi Laurent, Thank you for the review. On Sat, Jun 20, 2020 at 05:26:40AM +0300, Laurent Pinchart wrote: > Hi Paul, > > Thank you for the patch. > > On Fri, Jun 19, 2020 at 02:41:21PM +0900, Paul Elder wrote: > > Make VIDIOC_STREAMON return -EINVAL if no buffers have been allocated > > with reqbufs. > > > > Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> > > > > --- > > New in v2 > > - split from "Fix v4l2-compliance streaming tests" > > --- > > src/v4l2/v4l2_camera_proxy.cpp | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp > > index 8396f58..a7f987a 100644 > > --- a/src/v4l2/v4l2_camera_proxy.cpp > > +++ b/src/v4l2/v4l2_camera_proxy.cpp > > @@ -637,6 +637,9 @@ int V4L2CameraProxy::vidioc_streamon(V4L2CameraFile *cf, int *arg) > > { > > LOG(V4L2Compat, Debug) << "Servicing vidioc_streamon fd = " << cf->efd(); > > > > + if (bufferCount_ == 0) > > + return -EINVAL; > > + > > This should also be after the lock(), and I would move it after the > isRunning() test. v4l2-compliance fails if it's before lock() (now hasOwnership()). It does reqbufs 0 -> expect streamon EINVAL So if it does hasOwnership() first, then it'll return EBUSY instead and fail. > Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > > > if (vcam_->isRunning()) > > return 0; > > Thanks, Paul
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp index 8396f58..a7f987a 100644 --- a/src/v4l2/v4l2_camera_proxy.cpp +++ b/src/v4l2/v4l2_camera_proxy.cpp @@ -637,6 +637,9 @@ int V4L2CameraProxy::vidioc_streamon(V4L2CameraFile *cf, int *arg) { LOG(V4L2Compat, Debug) << "Servicing vidioc_streamon fd = " << cf->efd(); + if (bufferCount_ == 0) + return -EINVAL; + if (vcam_->isRunning()) return 0;
Make VIDIOC_STREAMON return -EINVAL if no buffers have been allocated with reqbufs. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> --- New in v2 - split from "Fix v4l2-compliance streaming tests" --- src/v4l2/v4l2_camera_proxy.cpp | 3 +++ 1 file changed, 3 insertions(+)