diff options
Diffstat (limited to 'src/v4l2/v4l2_camera_proxy.cpp')
| -rw-r--r-- | src/v4l2/v4l2_camera_proxy.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp index a222795d..941237c3 100644 --- a/src/v4l2/v4l2_camera_proxy.cpp +++ b/src/v4l2/v4l2_camera_proxy.cpp @@ -539,6 +539,9 @@ int V4L2CameraProxy::vidioc_querybuf(V4L2CameraFile *file, struct v4l2_buffer *a { LOG(V4L2Compat, Debug) << "Servicing vidioc_querybuf fd = " << file->efd(); + if (arg->index >= bufferCount_) + return -EINVAL; + if (!validateBufferType(arg->type) || arg->index >= bufferCount_) return -EINVAL; @@ -555,6 +558,9 @@ int V4L2CameraProxy::vidioc_qbuf(V4L2CameraFile *file, struct v4l2_buffer *arg) LOG(V4L2Compat, Debug) << "Servicing vidioc_qbuf, index = " << arg->index << " fd = " << file->efd(); + if (arg->index >= bufferCount_) + return -EINVAL; + if (!hasOwnership(file)) return -EBUSY; @@ -577,6 +583,9 @@ int V4L2CameraProxy::vidioc_dqbuf(V4L2CameraFile *file, struct v4l2_buffer *arg) { LOG(V4L2Compat, Debug) << "Servicing vidioc_dqbuf fd = " << file->efd(); + if (arg->index >= bufferCount_) + return -EINVAL; + if (!hasOwnership(file)) return -EBUSY; |