Messages in this thread | | | Date | Tue, 15 Mar 2022 01:34:09 +0800 | From | kernel test robot <> | Subject | [ammarfaizi2-block:google/android/kernel/common/android12-5.10 2348/9999] drivers/android/binder.c:1373:70: sparse: sparse: Using plain integer as NULL pointer |
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tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-5.10 head: f3ca80cced4e447653b51be876c026c337d84702 commit: 35014985c266face161f6d107f8d8338e02a0b2d [2348/9999] ANDROID: vendor_hooks: Add hooks for binder proc transaction config: x86_64-randconfig-s021 (https://download.01.org/0day-ci/archive/20220315/202203150146.7GOxXHYj-lkp@intel.com/config) compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/ammarfaizi2/linux-block/commit/35014985c266face161f6d107f8d8338e02a0b2d git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-5.10 git checkout 35014985c266face161f6d107f8d8338e02a0b2d # 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=x86_64 SHELL=/bin/bash drivers/android/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> drivers/android/binder.c:1373:70: sparse: sparse: Using plain integer as NULL pointer drivers/android/binder.c:2508:41: sparse: sparse: Using plain integer as NULL pointer drivers/android/binder.c:4580:24: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __poll_t @@ got int @@ drivers/android/binder.c:4580:24: sparse: expected restricted __poll_t drivers/android/binder.c:4580:24: sparse: got int
vim +1373 drivers/android/binder.c
1363 1364 /** 1365 * binder_free_ref() - free the binder_ref 1366 * @ref: ref to free 1367 * 1368 * Free the binder_ref. Free the binder_node indicated by ref->node 1369 * (if non-NULL) and the binder_ref_death indicated by ref->death. 1370 */ 1371 static void binder_free_ref(struct binder_ref *ref) 1372 { > 1373 trace_android_vh_binder_del_ref(ref->proc ? ref->proc->tsk : 0, ref->data.desc); 1374 if (ref->node) 1375 binder_free_node(ref->node); 1376 kfree(ref->death); 1377 kfree(ref); 1378 } 1379
--- 0-DAY CI Kernel Test Service https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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