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Message-ID: <202208310843.cesiRP88-lkp@intel.com> Date: Wed, 31 Aug 2022 09:03:16 +0800 From: kernel test robot <lkp@...el.com> To: Koba Ko <koba.ko@...onical.com>, Tom Lendacky <thomas.lendacky@....com>, John Allen <john.allen@....com>, Herbert Xu <herbert@...dor.apana.org.au>, "David S. Miller" <davem@...emloft.net>, linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org Cc: kbuild-all@...ts.01.org, netdev@...r.kernel.org Subject: Re: crypto: ccp - Release dma channels before dmaengine unrgister Hi Koba, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on herbert-cryptodev-2.6/master] [also build test WARNING on herbert-crypto-2.6/master linus/master v6.0-rc3 next-20220830] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Koba-Ko/crypto-ccp-Release-dma-channels-before-dmaengine-unrgister/20220830-173803 base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220831/202208310843.cesiRP88-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-5) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/5aa373b58528f3f99c5a010e76728776f0240603 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Koba-Ko/crypto-ccp-Release-dma-channels-before-dmaengine-unrgister/20220830-173803 git checkout 5aa373b58528f3f99c5a010e76728776f0240603 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/crypto/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@...el.com> All warnings (new ones prefixed by >>): drivers/crypto/ccp/ccp-dmaengine.c: In function 'ccp_dmaengine_unregister': >> drivers/crypto/ccp/ccp-dmaengine.c:770:22: warning: unused variable 'i' [-Wunused-variable] 770 | unsigned int i; | ^ >> drivers/crypto/ccp/ccp-dmaengine.c:769:26: warning: unused variable 'dma_chan' [-Wunused-variable] 769 | struct dma_chan *dma_chan; | ^~~~~~~~ vim +/i +770 drivers/crypto/ccp/ccp-dmaengine.c 765 766 void ccp_dmaengine_unregister(struct ccp_device *ccp) 767 { 768 struct dma_device *dma_dev = &ccp->dma_dev; > 769 struct dma_chan *dma_chan; > 770 unsigned int i; -- 0-DAY CI Kernel Test Service https://01.org/lkp
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