[kbuild-all] [chrome-os:chromeos-5.4 34/57] drivers/media/virtio/virtio_video_device.c:1007:6: error: no previous prototype for 'virtio_video_device_destroy'

tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4 head: 9d43dae2e392875899bd5387f80bfc6ee35b162f commit: bbca48582a7342c1201691ce0eb08f1538376538 [34/57] BACKPORT: FROMLIST: virtio_video: Add the Virtio Video V4L2 driver config: i386-randconfig-r013-20200524 (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): git checkout bbca48582a7342c1201691ce0eb08f1538376538 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): void virtio_video_device_destroy(struct virtio_video_device *vvd) ^~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- int virtio_video_dec_init_ctrls(struct virtio_video_stream *stream) ^~~~~~~~~~~~~~~~~~~~~~~~~~~ int virtio_video_dec_init_queues(void *priv, struct vb2_queue *src_vq, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ int virtio_video_dec_enum_fmt_vid_out(struct file *file, void *fh, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ int virtio_video_dec_init(struct video_device *vd) ^~~~~~~~~~~~~~~~~~~~~ drivers/media/virtio/virtio_video_dec.c: In function 'virtio_video_dec_init': ssize_t num; ^~~ cc1: all warnings being treated as errors -- int virtio_video_enc_init_ctrls(struct virtio_video_stream *stream) ^~~~~~~~~~~~~~~~~~~~~~~~~~~ int virtio_video_enc_init_queues(void *priv, struct vb2_queue *src_vq, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ int virtio_video_enc_init(struct video_device *vd) ^~~~~~~~~~~~~~~~~~~~~ drivers/media/virtio/virtio_video_enc.c: In function 'virtio_video_enc_init': ssize_t num; ^~~ cc1: all warnings being treated as errors -- uint32_t virtio_video_get_format_from_virtio_profile(uint32_t virtio_profile) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/virtio_video_device_destroy +1007 drivers/media/virtio/virtio_video_device.c 1006 1008 { 1009 if (!vvd) 1010 return; 1011 1012 v4l2_m2m_release(vvd->m2m_dev); 1013 devm_kfree(&vvd->vv->vdev->dev, vvd); 1014 } 1015 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org