CC: [email protected] CC: [email protected] TO: Benjamin Tissoires <[email protected]> CC: Tero Kristo <[email protected]>
tree: https://github.com/t-kristo/linux-pm usi-5.16-rfc-v3-bpf head: d0f251812c57f49830816624bec858500e4e14c2 commit: 43c0e89d85a05475bbbbcddc3533483f0cd032cb [6/24] HID: bpf: allow to change the report descriptor from an eBPF program :::::: branch date: 3 days ago :::::: commit date: 9 days ago config: i386-randconfig-s002-20211203 (https://download.01.org/0day-ci/archive/20211204/[email protected]/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/t-kristo/linux-pm/commit/43c0e89d85a05475bbbbcddc3533483f0cd032cb git remote add t-kristo-pm https://github.com/t-kristo/linux-pm git fetch --no-tags t-kristo-pm usi-5.16-rfc-v3-bpf git checkout 43c0e89d85a05475bbbbcddc3533483f0cd032cb # save the config file to linux build tree mkdir build_dir make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hid/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> sparse warnings: (new ones prefixed by >>) drivers/hid/hid-bpf.c:36:21: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/hid/hid-bpf.c:36:21: sparse: struct bpf_prog_array [noderef] __rcu * drivers/hid/hid-bpf.c:36:21: sparse: struct bpf_prog_array * drivers/hid/hid-bpf.c:46:9: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/hid/hid-bpf.c:46:9: sparse: struct bpf_prog_array [noderef] __rcu * drivers/hid/hid-bpf.c:46:9: sparse: struct bpf_prog_array * drivers/hid/hid-bpf.c:79:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct bpf_prog_array **array @@ got struct bpf_prog_array [noderef] __rcu ** @@ drivers/hid/hid-bpf.c:101:21: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/hid/hid-bpf.c:101:21: sparse: struct bpf_prog_array [noderef] __rcu * drivers/hid/hid-bpf.c:101:21: sparse: struct bpf_prog_array * drivers/hid/hid-bpf.c:111:9: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/hid/hid-bpf.c:111:9: sparse: struct bpf_prog_array [noderef] __rcu * drivers/hid/hid-bpf.c:111:9: sparse: struct bpf_prog_array * drivers/hid/hid-bpf.c:145:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct bpf_prog_array **array @@ got struct bpf_prog_array [noderef] __rcu ** @@ drivers/hid/hid-bpf.c:147:26: sparse: sparse: incompatible types in comparison expression (different address spaces): >> drivers/hid/hid-bpf.c:147:26: sparse: struct bpf_prog * >> drivers/hid/hid-bpf.c:147:26: sparse: struct bpf_prog [noderef] __rcu * drivers/hid/hid-bpf.c:207:27: sparse: sparse: symbol 'hid_prog_ops' was not declared. Should it be static? drivers/hid/hid-bpf.c:240:31: sparse: sparse: symbol 'hid_verifier_ops' was not declared. Should it be static? >> drivers/hid/hid-bpf.c:418:31: sparse: sparse: incorrect type in argument 1 >> (different address spaces) @@ expected struct bpf_prog const *prog @@ >> got struct bpf_prog [noderef] __rcu *rdesc_fixup_prog @@ >> drivers/hid/hid-bpf.c:463:39: sparse: sparse: incorrect type in argument 1 >> (different address spaces) @@ expected struct bpf_prog *prog @@ got >> struct bpf_prog [noderef] __rcu *rdesc_fixup_prog @@ vim +147 drivers/hid/hid-bpf.c 43c0e89d85a054 Benjamin Tissoires 2021-10-25 138 1995666cad0e36 Benjamin Tissoires 2021-10-25 139 int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) 1995666cad0e36 Benjamin Tissoires 2021-10-25 140 { 43c0e89d85a054 Benjamin Tissoires 2021-10-25 141 int ret; 43c0e89d85a054 Benjamin Tissoires 2021-10-25 142 1995666cad0e36 Benjamin Tissoires 2021-10-25 143 switch(prog->expected_attach_type) { 1995666cad0e36 Benjamin Tissoires 2021-10-25 144 case BPF_HID_RAW_EVENT: 1995666cad0e36 Benjamin Tissoires 2021-10-25 145 return __hid_bpf_prog_detach(hdev, &hdev->bpf.event_progs, prog); 43c0e89d85a054 Benjamin Tissoires 2021-10-25 146 case BPF_HID_RDESC_FIXUP: 43c0e89d85a054 Benjamin Tissoires 2021-10-25 @147 if (prog != hdev->bpf.rdesc_fixup_prog) 43c0e89d85a054 Benjamin Tissoires 2021-10-25 148 return -EINVAL; 43c0e89d85a054 Benjamin Tissoires 2021-10-25 149 43c0e89d85a054 Benjamin Tissoires 2021-10-25 150 ret = __hid_bpf_prog_detach_rdesc(hdev); 43c0e89d85a054 Benjamin Tissoires 2021-10-25 151 if (ret) 43c0e89d85a054 Benjamin Tissoires 2021-10-25 152 return ret; 43c0e89d85a054 Benjamin Tissoires 2021-10-25 153 43c0e89d85a054 Benjamin Tissoires 2021-10-25 154 return hid_reconnect(hdev); 1995666cad0e36 Benjamin Tissoires 2021-10-25 155 default: 1995666cad0e36 Benjamin Tissoires 2021-10-25 156 return -EINVAL; 1995666cad0e36 Benjamin Tissoires 2021-10-25 157 } 1995666cad0e36 Benjamin Tissoires 2021-10-25 158 1995666cad0e36 Benjamin Tissoires 2021-10-25 159 return -EINVAL; 1995666cad0e36 Benjamin Tissoires 2021-10-25 160 } 1995666cad0e36 Benjamin Tissoires 2021-10-25 161 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected] _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
