Hi Mark, kernel test robot noticed the following build errors: [auto build test ERROR on hid/for-next] [cannot apply to linus/master v6.10-rc4 next-20240621] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Mark-Brown/linux-next-build-failure-after-merge-of-the-bpf-next-tree/20240618-022240 base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next patch link: https://lore.kernel.org/r/ZnB9X1Jj6c04ufC0%40sirena.org.uk patch subject: linux-next: build failure after merge of the bpf-next tree config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20240622/202406221626.JK0Nnkxy-lkp@xxxxxxxxx/config) compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240622/202406221626.JK0Nnkxy-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202406221626.JK0Nnkxy-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/hid/bpf/hid_bpf_struct_ops.c:280:16: error: initialization of 'int (*)(void *)' from incompatible pointer type 'int (*)(void *, struct bpf_link *)' [-Werror=incompatible-pointer-types] 280 | .reg = hid_bpf_reg, | ^~~~~~~~~~~ drivers/hid/bpf/hid_bpf_struct_ops.c:280:16: note: (near initialization for 'bpf_hid_bpf_ops.reg') >> drivers/hid/bpf/hid_bpf_struct_ops.c:281:18: error: initialization of 'void (*)(void *)' from incompatible pointer type 'void (*)(void *, struct bpf_link *)' [-Werror=incompatible-pointer-types] 281 | .unreg = hid_bpf_unreg, | ^~~~~~~~~~~~~ drivers/hid/bpf/hid_bpf_struct_ops.c:281:18: note: (near initialization for 'bpf_hid_bpf_ops.unreg') cc1: some warnings being treated as errors vim +280 drivers/hid/bpf/hid_bpf_struct_ops.c ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 274 ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 275 static struct bpf_struct_ops bpf_hid_bpf_ops = { ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 276 .verifier_ops = &hid_bpf_verifier_ops, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 277 .init = hid_bpf_ops_init, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 278 .check_member = hid_bpf_ops_check_member, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 279 .init_member = hid_bpf_ops_init_member, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 @280 .reg = hid_bpf_reg, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 @281 .unreg = hid_bpf_unreg, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 282 .name = "hid_bpf_ops", ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 283 .cfi_stubs = &__bpf_hid_bpf_ops, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 284 .owner = THIS_MODULE, ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 285 }; ebc0d8093e8c97 Benjamin Tissoires 2024-06-08 286 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki