Hi Hannes, [auto build test WARNING on scsi/for-next] [also build test WARNING on v4.10-rc8 next-20170216] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Hannes-Reinecke/scsi-use-scsi_device_from_queue-for-scsi_dh/20170217-161522 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: x86_64-randconfig-a0-02171706 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/scsi/scsi_lib.c: In function 'scsi_device_from_queue': >> drivers/scsi/scsi_lib.c:2157: warning: unused variable 'flags' vim +/flags +2157 drivers/scsi/scsi_lib.c 2141 2142 void scsi_mq_destroy_tags(struct Scsi_Host *shost) 2143 { 2144 blk_mq_free_tag_set(&shost->tag_set); 2145 } 2146 2147 /** 2148 * scsi_device_from_queue - return sdev associated with a request_queue 2149 * @q: The request queue to return the sdev from 2150 * 2151 * Return the sdev associated with a request queue or NULL if the 2152 * request_queue does not reference a SCSI device. 2153 */ 2154 struct scsi_device *scsi_device_from_queue(struct request_queue *q) 2155 { 2156 struct scsi_device *sdev = NULL; > 2157 unsigned long flags; 2158 2159 if (q->mq_ops) { 2160 if (q->mq_ops == &scsi_mq_ops) 2161 sdev = q->queuedata; 2162 } else if (q->request_fn == scsi_request_fn) 2163 sdev = q->queuedata; 2164 if (!sdev || !get_device(&sdev->sdev_gendev)) 2165 sdev = NULL; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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