Hi Ezequiel, I love your patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on v4.18-rc1 next-20180620] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Ezequiel-Garcia/media-add-helpers-for-memory-to-memory-media-controller/20180621-050216 base: git://linuxtv.org/media_tree.git master config: x86_64-randconfig-x012-201824 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/media/v4l2-core/v4l2-mem2mem.c: In function 'v4l2_m2m_unregister_media_controller': >> drivers/media/v4l2-core/v4l2-mem2mem.c:624:34: error: 'struct v4l2_m2m_dev' has no member named 'intf_devnode' media_remove_intf_links(&m2m_dev->intf_devnode->intf); ^~ drivers/media/v4l2-core/v4l2-mem2mem.c:625:30: error: 'struct v4l2_m2m_dev' has no member named 'intf_devnode' media_devnode_remove(m2m_dev->intf_devnode); ^~ >> drivers/media/v4l2-core/v4l2-mem2mem.c:627:35: error: 'struct v4l2_m2m_dev' has no member named 'source' media_entity_remove_links(m2m_dev->source); ^~ >> drivers/media/v4l2-core/v4l2-mem2mem.c:628:36: error: 'struct v4l2_m2m_dev' has no member named 'sink' media_entity_remove_links(&m2m_dev->sink); ^~ >> drivers/media/v4l2-core/v4l2-mem2mem.c:629:36: error: 'struct v4l2_m2m_dev' has no member named 'proc' media_entity_remove_links(&m2m_dev->proc); ^~ drivers/media/v4l2-core/v4l2-mem2mem.c:630:40: error: 'struct v4l2_m2m_dev' has no member named 'source' media_device_unregister_entity(m2m_dev->source); ^~ drivers/media/v4l2-core/v4l2-mem2mem.c:631:41: error: 'struct v4l2_m2m_dev' has no member named 'sink' media_device_unregister_entity(&m2m_dev->sink); ^~ drivers/media/v4l2-core/v4l2-mem2mem.c:632:41: error: 'struct v4l2_m2m_dev' has no member named 'proc' media_device_unregister_entity(&m2m_dev->proc); ^~ vim +624 drivers/media/v4l2-core/v4l2-mem2mem.c 621 622 void v4l2_m2m_unregister_media_controller(struct v4l2_m2m_dev *m2m_dev) 623 { > 624 media_remove_intf_links(&m2m_dev->intf_devnode->intf); > 625 media_devnode_remove(m2m_dev->intf_devnode); 626 > 627 media_entity_remove_links(m2m_dev->source); > 628 media_entity_remove_links(&m2m_dev->sink); > 629 media_entity_remove_links(&m2m_dev->proc); 630 media_device_unregister_entity(m2m_dev->source); 631 media_device_unregister_entity(&m2m_dev->sink); 632 media_device_unregister_entity(&m2m_dev->proc); 633 } 634 EXPORT_SYMBOL_GPL(v4l2_m2m_unregister_media_controller); 635 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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