Messages in this thread | | | Date | Mon, 31 Aug 2020 03:46:12 +0800 | From | kernel test robot <> | Subject | drivers/remoteproc/stm32_rproc.c:655:25: sparse: sparse: Using plain integer as NULL pointer |
| |
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 1127b219ce9481c84edad9711626d856127d5e51 commit: 376ffdc044568fcd9982a89d57eed67874566f85 remoteproc: stm32: Properly set co-processor state when attaching date: 6 weeks ago config: arm-randconfig-s031-20200831 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-191-g10164920-dirty git checkout 376ffdc044568fcd9982a89d57eed67874566f85 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm
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/remoteproc/stm32_rproc.c:118:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *va @@ got void [noderef] <asn:2> * @@ drivers/remoteproc/stm32_rproc.c:118:12: sparse: expected void *va drivers/remoteproc/stm32_rproc.c:118:12: sparse: got void [noderef] <asn:2> * drivers/remoteproc/stm32_rproc.c:135:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] <asn:2> *iomem_cookie @@ got void *va @@ drivers/remoteproc/stm32_rproc.c:135:20: sparse: expected void volatile [noderef] <asn:2> *iomem_cookie drivers/remoteproc/stm32_rproc.c:135:20: sparse: got void *va >> drivers/remoteproc/stm32_rproc.c:655:25: sparse: sparse: Using plain integer as NULL pointer
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=376ffdc044568fcd9982a89d57eed67874566f85 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 376ffdc044568fcd9982a89d57eed67874566f85 vim +655 drivers/remoteproc/stm32_rproc.c
645 646 static int stm32_rproc_get_m4_status(struct stm32_rproc *ddata, 647 unsigned int *state) 648 { 649 /* See stm32_rproc_parse_dt() */ 650 if (!ddata->m4_state.map) { 651 /* 652 * We couldn't get the coprocessor's state, assume 653 * it is not running. 654 */ > 655 state = M4_STATE_OFF; 656 return 0; 657 } 658 659 return regmap_read(ddata->m4_state.map, ddata->m4_state.reg, state); 660 } 661
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org [unhandled content-type:application/gzip] | |