tree: https://github.com/thesofproject/linux pr/1841 head: 8ea9f0eee2d9b49de07a5490e7f6355b1446ce28 commit: 6c1fef0b404e8fb0b5f4ad8da84a03fb542a5f34 [26/28] ASoC: SOF: Introduce descriptors for SOF client config: x86_64-sof-customedconfig-sof-defconfig (attached as .config) compiler: gcc-7 (Debian 7.5.0-5) 7.5.0 reproduce: git checkout 6c1fef0b404e8fb0b5f4ad8da84a03fb542a5f34 # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from sound/soc/sof/sof-client.h:14:0, from sound/soc/sof/sof-client.c:9: sound/soc/sof/sof-client.h: In function 'sof_client_drv_register': return virtbus_drv_register(&drv->virtbus_drv); ^ include/linux/virtual_bus.h:55:25: note: in definition of macro 'virtbus_drv_register' __virtbus_drv_register(vdrv, THIS_MODULE) ^~~~ include/linux/virtual_bus.h:51:5: note: expected 'struct virtbus_driver *' but argument is of type 'const struct virtbus_driver *' int __virtbus_drv_register(struct virtbus_driver *vdrv, struct module *owner); ^~~~~~~~~~~~~~~~~~~~~~ In file included from sound/soc/sof/sof-client.c:9:0: sound/soc/sof/sof-client.h: In function 'sof_client_drv_unregister': virtbus_drv_unregister(&drv->virtbus_drv); ^ In file included from sound/soc/sof/sof-client.h:14:0, from sound/soc/sof/sof-client.c:9: include/linux/virtual_bus.h:52:6: note: expected 'struct virtbus_driver *' but argument is of type 'const struct virtbus_driver *' void virtbus_drv_unregister(struct virtbus_driver *vdrv); ^~~~~~~~~~~~~~~~~~~~~~ vim +47 sound/soc/sof/sof-client.h 40 41 #define virtbus_dev_to_sof_client_dev(virtbus_dev) \ 42 container_of(virtbus_dev, struct sof_client_dev, vdev) 43 44 static inline int sof_client_drv_register(const struct sof_client_drv *drv) 45 { 46 /* register virtbus driver */ 48 } 49 50 static inline void sof_client_drv_unregister(const struct sof_client_drv *drv) 51 { 52 /* unregister virtbus driver */ 54 } 55 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org