[PATCH] mtd: ubi: remove unused parameter 'pnum' from add_volume()

kernel test robot lkp at intel.com
Mon Aug 26 20:26:54 PDT 2024


Hi Wang,

kernel test robot noticed the following build warnings:

[auto build test WARNING on rw-ubifs/next]
[also build test WARNING on rw-ubifs/fixes linus/master v6.11-rc5 next-20240826]
[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/Wang-Zhaolong/mtd-ubi-remove-unused-parameter-pnum-from-add_volume/20240826-142424
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs.git next
patch link:    https://lore.kernel.org/r/20240825083515.4074081-1-wangzhaolong1%40huawei.com
patch subject: [PATCH] mtd: ubi: remove unused parameter 'pnum' from add_volume()
config: i386-buildonly-randconfig-005-20240827 (https://download.01.org/0day-ci/archive/20240827/202408271041.ttLMjF8z-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240827/202408271041.ttLMjF8z-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408271041.ttLMjF8z-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/mtd/ubi/attach.c:398: warning: Excess function parameter 'pnum' description in 'add_volume'


vim +398 drivers/mtd/ubi/attach.c

801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  382  
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  383  /**
a4e6042f1d07307 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  384   * add_volume - add volume to the attaching information.
a4e6042f1d07307 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  385   * @ai: attaching information
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  386   * @vol_id: ID of the volume to add
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  387   * @pnum: physical eraseblock number
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  388   * @vid_hdr: volume identifier header
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  389   *
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  390   * If the volume corresponding to the @vid_hdr logical eraseblock is already
a4e6042f1d07307 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  391   * present in the attaching information, this function does nothing. Otherwise
a4e6042f1d07307 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  392   * it adds corresponding volume to the attaching information. Returns a pointer
fbd0107f4d33be0 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  393   * to the allocated "av" object in case of success and a negative error code in
fbd0107f4d33be0 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  394   * case of failure.
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  395   */
beba9855702e14c drivers/mtd/ubi/attach.c Wang Zhaolong       2024-08-25  396  static struct ubi_ainf_volume *add_volume(struct ubi_attach_info *ai, int vol_id,
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  397  					  const struct ubi_vid_hdr *vid_hdr)
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27 @398  {
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  399  	struct ubi_ainf_volume *av;
de4c455b3e9f630 drivers/mtd/ubi/attach.c Boris Brezillon     2016-09-16  400  	bool created;
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  401  
3261ebd7d4194ff drivers/mtd/ubi/scan.c   Christoph Hellwig   2007-05-21  402  	ubi_assert(vol_id == be32_to_cpu(vid_hdr->vol_id));
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  403  
de4c455b3e9f630 drivers/mtd/ubi/attach.c Boris Brezillon     2016-09-16  404  	av = ubi_find_or_add_av(ai, vol_id, &created);
de4c455b3e9f630 drivers/mtd/ubi/attach.c Boris Brezillon     2016-09-16  405  	if (IS_ERR(av) || !created)
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  406  		return av;
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  407  
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  408  	av->used_ebs = be32_to_cpu(vid_hdr->used_ebs);
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  409  	av->data_pad = be32_to_cpu(vid_hdr->data_pad);
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  410  	av->compat = vid_hdr->compat;
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  411  	av->vol_type = vid_hdr->vol_type == UBI_VID_DYNAMIC ? UBI_DYNAMIC_VOLUME
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  412  							    : UBI_STATIC_VOLUME;
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  413  
517af48c0540e61 drivers/mtd/ubi/scan.c   Artem Bityutskiy    2012-05-17  414  	return av;
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  415  }
801c135ce73d5df drivers/mtd/ubi/scan.c   Artem B. Bityutskiy 2006-06-27  416  

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