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Message-ID: <202204130040.8kwehlO8-lkp@intel.com> Date: Wed, 13 Apr 2022 01:00:13 +0800 From: kernel test robot <lkp@...el.com> To: Duoming Zhou <duoming@....edu.cn>, krzk@...nel.org, linux-kernel@...r.kernel.org Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org, davem@...emloft.net, gregkh@...uxfoundation.org, alexander.deucher@....com, broonie@...nel.org, akpm@...ux-foundation.org, netdev@...r.kernel.org, pabeni@...hat.com, Duoming Zhou <duoming@....edu.cn> Subject: Re: [PATCH 2/2] drivers: nfc: nfcmrvl: fix double free bug in nfc_fw_download_done() Hi Duoming, Thank you for the patch! Yet something to improve: [auto build test ERROR on net-next/master] [also build test ERROR on net/master linus/master linux/master v5.18-rc2 next-20220412] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Duoming-Zhou/Fix-double-free-bugs-in-nfcmrvl-module/20220412-203028 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git b66bfc131c69bd9a5ed3ae90be4cf47ec46c1526 config: i386-randconfig-a004-20220411 (https://download.01.org/0day-ci/archive/20220413/202204130040.8kwehlO8-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project fe2478d44e4f7f191c43fef629ac7a23d0251e72) 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 # https://github.com/intel-lab-lkp/linux/commit/1f4dba76cb2e854d8ae29781d066257f58b33dee git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Duoming-Zhou/Fix-double-free-bugs-in-nfcmrvl-module/20220412-203028 git checkout 1f4dba76cb2e854d8ae29781d066257f58b33dee # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@...el.com> All errors (new ones prefixed by >>): >> drivers/nfc/nfcmrvl/fw_dnld.c:120:6: error: use of undeclared identifier 'dev' if (dev->fw_download_in_progress) ^ 1 error generated. vim +/dev +120 drivers/nfc/nfcmrvl/fw_dnld.c 92 93 static void fw_dnld_over(struct nfcmrvl_private *priv, u32 error) 94 { 95 spin_lock_irq(&priv->fw_dnld.lock); 96 if (priv->fw_dnld.fw) { 97 release_firmware(priv->fw_dnld.fw); 98 priv->fw_dnld.fw = NULL; 99 priv->fw_dnld.header = NULL; 100 priv->fw_dnld.binary_config = NULL; 101 } 102 spin_unlock_irq(&priv->fw_dnld.lock); 103 104 atomic_set(&priv->ndev->cmd_cnt, 0); 105 106 if (timer_pending(&priv->ndev->cmd_timer)) 107 del_timer_sync(&priv->ndev->cmd_timer); 108 109 if (timer_pending(&priv->fw_dnld.timer)) 110 del_timer_sync(&priv->fw_dnld.timer); 111 112 nfc_info(priv->dev, "FW loading over (%d)]\n", error); 113 114 if (error != 0) { 115 /* failed, halt the chip to avoid power consumption */ 116 nfcmrvl_chip_halt(priv); 117 } 118 119 spin_lock_irq(&priv->fw_dnld.lock); > 120 if (dev->fw_download_in_progress) 121 nfc_fw_download_done(priv->ndev->nfc_dev, priv->fw_dnld.name, error); 122 spin_unlock_irq(&priv->fw_dnld.lock); 123 } 124 -- 0-DAY CI Kernel Test Service https://01.org/lkp
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