[kbuild-all] drivers/net/wireless/intel/iwlwifi/pcie/trans.c:3730 iwl_trans_pcie_alloc() warn: passing zero to 'ERR_PTR'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: fb893de323e2d39f7a1f6df425703a2edbdf56ea commit: c239feec5038585d8ba622ecc97322e0e2f3398c iwlwifi: pcie: gen2: use DMA pool for byte-count tables date: 3 months ago config: parisc-randconfig-m031-20200811 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; New smatch warnings: drivers/net/wireless/intel/iwlwifi/pcie/trans.c:3730 iwl_trans_pcie_alloc() warn: passing zero to 'ERR_PTR' Old smatch warnings: drivers/net/wireless/intel/iwlwifi/pcie/trans.c:236 iwl_pcie_alloc_fw_monitor_block() warn: should '(((1))) << (power - 10)' be a 64 bit type? drivers/net/wireless/intel/iwlwifi/pcie/trans.c:236 iwl_pcie_alloc_fw_monitor_block() warn: should '(((1))) << (max_power - 10)' be a 64 bit type? vim +/ERR_PTR +3730 drivers/net/wireless/intel/iwlwifi/pcie/trans.c f7805b33f9b13a drivers/net/wireless/intel/iwlwifi/pcie/trans.c Lior Cohen 2018-05-03 3718 a9248de42464e5 drivers/net/wireless/intel/iwlwifi/pcie/trans.c Shahar S Matityahu 2019-07-23 3719 iwl_dbg_tlv_init(trans); a9248de42464e5 drivers/net/wireless/intel/iwlwifi/pcie/trans.c Shahar S Matityahu 2019-07-23 3720 a42a184458ae95 drivers/net/wireless/iwlwifi/iwl-trans-pcie.c Emmanuel Grumbach 2012-02-02 3721 return trans; a42a184458ae95 drivers/net/wireless/iwlwifi/iwl-trans-pcie.c Emmanuel Grumbach 2012-02-02 3722 a8b691e6104e6b drivers/net/wireless/iwlwifi/pcie/trans.c Johannes Berg 2012-12-27 3723 out_free_ict: a8b691e6104e6b drivers/net/wireless/iwlwifi/pcie/trans.c Johannes Berg 2012-12-27 3724 iwl_pcie_free_ict(trans); a42a184458ae95 drivers/net/wireless/iwlwifi/iwl-trans-pcie.c Emmanuel Grumbach 2012-02-02 3725 out_no_pci: 6eb5e529d7e3bf drivers/net/wireless/intel/iwlwifi/pcie/trans.c Emmanuel Grumbach 2015-10-18 3726 free_percpu(trans_pcie->tso_hdr_page); 8188a18ee2e48c drivers/net/wireless/intel/iwlwifi/pcie/trans.c Johannes Berg 2019-09-19 3727 destroy_workqueue(trans_pcie->rba.alloc_wq); 8188a18ee2e48c drivers/net/wireless/intel/iwlwifi/pcie/trans.c Johannes Berg 2019-09-19 3728 out_free_trans: 7b501d10b18bc3 drivers/net/wireless/iwlwifi/pcie/trans.c Johannes Berg 2015-05-22 3729 iwl_trans_free(trans); af3f2f740173f8 drivers/net/wireless/iwlwifi/pcie/trans.c Emmanuel Grumbach 2015-06-04 @3730 return ERR_PTR(ret); a42a184458ae95 drivers/net/wireless/iwlwifi/iwl-trans-pcie.c Emmanuel Grumbach 2012-02-02 3731 } b8a7547d77782b drivers/net/wireless/intel/iwlwifi/pcie/trans.c Shahar S Matityahu 2018-12-05 3732 :::::: The code at line 3730 was first introduced by commit :::::: af3f2f740173f8b5c61dba46f900998c5984ccd9 iwlwifi: pcie: don't panic if pcie transport alloc fails :::::: TO: Emmanuel Grumbach <emmanuel.grumbach(a)intel.com&gt; :::::: CC: Emmanuel Grumbach <emmanuel.grumbach(a)intel.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org