DKMS make.log for igfxdcd-1.1.11 for kernel 4.13.0-32-generic (x86_64) ti 27.2.2018 15.30.31 +0200 make: Entering directory '/usr/src/linux-headers-4.13.0-32-generic' CC [M] /var/lib/dkms/igfxdcd/1.1.11/build/linux/driver.o CC [M] /var/lib/dkms/igfxdcd/1.1.11/build/shared/hal.o CC [M] /var/lib/dkms/igfxdcd/1.1.11/build/shared/gen7p5ops.o CC [M] /var/lib/dkms/igfxdcd/1.1.11/build/shared/gen8ops.o CC [M] /var/lib/dkms/igfxdcd/1.1.11/build/shared/gen9ops.o /var/lib/dkms/igfxdcd/1.1.11/build/linux/driver.c: In function ‘igfxdcd_ioctl_mem_access’: /var/lib/dkms/igfxdcd/1.1.11/build/linux/driver.c:717:7: error: implicit declaration of function ‘copy_from_user’; did you mean ‘raw_copy_from_user’? [-Werror=implicit-function-declaration] if (copy_from_user(buf, user_ptr, op->len)) { ^~~~~~~~~~~~~~ raw_copy_from_user /var/lib/dkms/igfxdcd/1.1.11/build/linux/driver.c:736:7: error: implicit declaration of function ‘copy_to_user’; did you mean ‘raw_copy_to_user’? [-Werror=implicit-function-declaration] if (copy_to_user(user_ptr, buf, op->len)) ^~~~~~~~~~~~ raw_copy_to_user cc1: all warnings being treated as errors scripts/Makefile.build:308: recipe for target '/var/lib/dkms/igfxdcd/1.1.11/build/linux/driver.o' failed make[1]: *** [/var/lib/dkms/igfxdcd/1.1.11/build/linux/driver.o] Error 1 Makefile:1550: recipe for target '_module_/var/lib/dkms/igfxdcd/1.1.11/build' failed make: *** [_module_/var/lib/dkms/igfxdcd/1.1.11/build] Error 2 make: Leaving directory '/usr/src/linux-headers-4.13.0-32-generic'