CC: l...@lists.linux.dev CC: kbuild-...@lists.01.org BCC: l...@intel.com CC: linux-ker...@vger.kernel.org TO: Vinod Koul <vk...@kernel.org> CC: Wolfram Sang <wsa-...@sang-engineering.com> CC: Bjorn Andersson <bjorn.anders...@linaro.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ae085d7f9365de7da27ab5c0d16b12d51ea7fca9 commit: d8703554f4dea9775417525b22b3d65ed1c6b16e i2c: qcom-geni: Add support for GPI DMA date: 4 weeks ago :::::: branch date: 21 hours ago :::::: commit date: 4 weeks ago config: mips-randconfig-c004-20220328 (https://download.01.org/0day-ci/archive/20220329/202203290647.tqkuuvrg-...@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d8703554f4dea9775417525b22b3d65ed1c6b16e git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout d8703554f4dea9775417525b22b3d65ed1c6b16e # save the config file to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips clang-analyzer If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> clang-analyzer warnings: (new ones prefixed by >>) 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 3 warnings generated. >> drivers/i2c/busses/i2c-qcom-geni.c:683:3: warning: Value stored to 'ret' is >> never read [clang-analyzer-deadcode.DeadStores] ret = geni_i2c_gpi_xfer(gi2c, msgs, num); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-qcom-geni.c:683:3: note: Value stored to 'ret' is never read ret = geni_i2c_gpi_xfer(gi2c, msgs, num); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-qcom-geni.c:685:3: warning: Value stored to 'ret' is never read [clang-analyzer-deadcode.DeadStores] ret = geni_i2c_fifo_xfer(gi2c, msgs, num); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-qcom-geni.c:685:3: note: Value stored to 'ret' is never read ret = geni_i2c_fifo_xfer(gi2c, msgs, num); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 2 warnings generated. Suppressed 2 warnings (1 in non-user code, 1 with check filters). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 1 warning generated. Suppressed 1 warnings (1 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 2 warnings generated. Suppressed 2 warnings (2 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 2 warnings generated. Suppressed 2 warnings (2 in non-user code). Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well. 3 warnings generated. drivers/of/property.c:920:19: warning: Access to field 'full_name' results in a dereference of a null pointer [clang-analyzer-core.NullDereference] return kbasename(to_of_node(fwnode)->full_name); ^ include/linux/of.h:161:2: note: expanded from macro 'to_of_node' ({ \ ^ drivers/of/property.c:920:19: note: '?' condition is false return kbasename(to_of_node(fwnode)->full_name); ^ include/linux/of.h:164:3: note: expanded from macro 'to_of_node' is_of_node(__to_of_node_fwnode) ? \ ^ drivers/of/property.c:920:19: note: Access to field 'full_name' results in a dereference of a null pointer return kbasename(to_of_node(fwnode)->full_name); ^ include/linux/of.h:161:2: note: expanded from macro 'to_of_node' ({ \ ^ drivers/of/property.c:926:7: warning: Access to field 'parent' results in a dereference of a null pointer [clang-analyzer-core.NullDereference] if (!to_of_node(fwnode)->parent) ^ include/linux/of.h:161:2: note: expanded from macro 'to_of_node' ({ \ ^ drivers/of/property.c:926:7: note: '?' condition is false if (!to_of_node(fwnode)->parent) vim +/ret +683 drivers/i2c/busses/i2c-qcom-geni.c d8703554f4dea9 Vinod Koul 2022-02-21 661 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 662 static int geni_i2c_xfer(struct i2c_adapter *adap, 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 663 struct i2c_msg msgs[], 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 664 int num) 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 665 { 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 666 struct geni_i2c_dev *gi2c = i2c_get_adapdata(adap); d8703554f4dea9 Vinod Koul 2022-02-21 667 int ret; 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 668 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 669 gi2c->err = 0; 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 670 reinit_completion(&gi2c->done); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 671 ret = pm_runtime_get_sync(gi2c->se.dev); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 672 if (ret < 0) { 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 673 dev_err(gi2c->se.dev, "error turning SE resources:%d\n", ret); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 674 pm_runtime_put_noidle(gi2c->se.dev); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 675 /* Set device in suspended since resume failed */ 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 676 pm_runtime_set_suspended(gi2c->se.dev); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 677 return ret; 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 678 } 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 679 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 680 qcom_geni_i2c_conf(gi2c); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 681 d8703554f4dea9 Vinod Koul 2022-02-21 682 if (gi2c->gpi_mode) d8703554f4dea9 Vinod Koul 2022-02-21 @683 ret = geni_i2c_gpi_xfer(gi2c, msgs, num); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 684 else d8703554f4dea9 Vinod Koul 2022-02-21 685 ret = geni_i2c_fifo_xfer(gi2c, msgs, num); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 686 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 687 pm_runtime_mark_last_busy(gi2c->se.dev); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 688 pm_runtime_put_autosuspend(gi2c->se.dev); 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 689 gi2c->cur = NULL; 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 690 gi2c->err = 0; d8703554f4dea9 Vinod Koul 2022-02-21 691 return num; 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 692 } 37692de5d52353 Karthikeyan Ramasubramanian 2018-07-30 693 -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- kbuild@lists.01.org To unsubscribe send an email to kbuild-le...@lists.01.org
