[zen:6.19/zen-sauce 2/34] drivers/scsi/vhba/vhba.c:192:23: error: variable 'vhost' set but not used

[kernel test robot <lkp@intel.com>]

tree:   https://github.com/zen-kernel/zen-kernel 6.19/zen-sauce
head:   d17b2b02b5cf029f5248299f56e4a0a041548604
commit: d0b6bde752e9f31adb57b06fb0e3f05c47e99d94 [2/34] ZEN: Add VHBA driver
config: nios2-randconfig-r073-20260406 (https://download.01.org/0day-ci/archive/20260407/202604071501.enNDQjAI-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 9.5.0
smatch: v0.5.0-9004-gb810ac53
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260407/202604071501.enNDQjAI-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604071501.enNDQjAI-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/scsi/vhba/vhba.c: In function 'vhba_device_queue':
>> drivers/scsi/vhba/vhba.c:192:23: error: variable 'vhost' set but not used [-Werror=unused-but-set-variable]
     192 |     struct vhba_host *vhost;
         |                       ^~~~~
   cc1: all warnings being treated as errors


vim +/vhost +192 drivers/scsi/vhba/vhba.c

   189	
   190	static int vhba_device_queue (struct vhba_device *vdev, struct scsi_cmnd *cmd)
   191	{
 > 192	    struct vhba_host *vhost;
   193	    struct vhba_command *vcmd;
   194	    unsigned long flags;
   195	
   196	    vhost = platform_get_drvdata(&vhba_platform_device);
   197	
   198	    vcmd = vhba_alloc_command();
   199	    if (!vcmd) {
   200	        return SCSI_MLQUEUE_HOST_BUSY;
   201	    }
   202	
   203	    vcmd->cmd = cmd;
   204	
   205	    spin_lock_irqsave(&vdev->cmd_lock, flags);
   206	#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 15, 0)
   207	    vcmd->metatag = scsi_cmd_to_rq(vcmd->cmd)->tag;
   208	#else
   209	    vcmd->metatag = vcmd->cmd->request->tag;
   210	#endif
   211	    list_add_tail(&vcmd->entry, &vdev->cmd_list);
   212	    spin_unlock_irqrestore(&vdev->cmd_lock, flags);
   213	
   214	    wake_up_interruptible(&vdev->cmd_wq);
   215	
   216	    return 0;
   217	}
   218	

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