Re: [PATCH v2] input/vmmouse: Fix device name copies

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Hi Zack,

kernel test robot noticed the following build warnings:

[auto build test WARNING on dtor-input/next]
[also build test WARNING on dtor-input/for-linus linus/master v6.7-rc8 next-20240104]
[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/Zack-Rusin/input-vmmouse-Fix-device-name-copies/20240104-130724
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
patch link:    https://lore.kernel.org/r/20240104050605.1773158-1-zack.rusin%40broadcom.com
patch subject: [PATCH v2] input/vmmouse: Fix device name copies
config: i386-randconfig-061-20240104 (https://download.01.org/0day-ci/archive/20240105/202401050307.tWbIHuS1-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240105/202401050307.tWbIHuS1-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401050307.tWbIHuS1-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/input/mouse/vmmouse.c:77:52: sparse: sparse: Variable length array is used.
>> drivers/input/mouse/vmmouse.c:77:14: sparse: sparse: flexible array member 'phys' is not last

vim +77 drivers/input/mouse/vmmouse.c

    67	
    68	/**
    69	 * struct vmmouse_data - private data structure for the vmmouse driver
    70	 *
    71	 * @abs_dev: "Absolute" device used to report absolute mouse movement.
    72	 * @phys: Physical path for the absolute device.
    73	 * @dev_name: Name attribute name for the absolute device.
    74	 */
    75	struct vmmouse_data {
    76		struct input_dev *abs_dev;
  > 77		char phys[sizeof_field(struct serio, phys) +
    78			  strlen(VMMOUSE_PHYS_NAME_POSTFIX_STR)];
    79		char dev_name[128];
    80	};
    81	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki




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