Re: [PATCH] thunderbolt: Use common error handling code in update_property_block()

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Hi Markus,

kernel test robot noticed the following build errors:

[auto build test ERROR on westeri-thunderbolt/next]
[also build test ERROR on linus/master v6.11 next-20240925]
[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/Markus-Elfring/thunderbolt-Use-common-error-handling-code-in-update_property_block/20240925-161308
base:   https://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt.git next
patch link:    https://lore.kernel.org/r/26b7f215-4f83-413c-9dab-737d790053c0%40web.de
patch subject: [PATCH] thunderbolt: Use common error handling code in update_property_block()
config: arc-randconfig-001-20240926 (https://download.01.org/0day-ci/archive/20240926/202409260728.uNVNmTvy-lkp@xxxxxxxxx/config)
compiler: arceb-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240926/202409260728.uNVNmTvy-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/202409260728.uNVNmTvy-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   drivers/thunderbolt/xdomain.c: In function 'update_property_block':
>> drivers/thunderbolt/xdomain.c:703:30: error: 'dir' undeclared (first use in this function); did you mean 'idr'?
     703 |         tb_property_free_dir(dir);
         |                              ^~~
         |                              idr
   drivers/thunderbolt/xdomain.c:703:30: note: each undeclared identifier is reported only once for each function it appears in


vim +703 drivers/thunderbolt/xdomain.c

   645	
   646	static void update_property_block(struct tb_xdomain *xd)
   647	{
   648		mutex_lock(&xdomain_lock);
   649		mutex_lock(&xd->lock);
   650		/*
   651		 * If the local property block is not up-to-date, rebuild it now
   652		 * based on the global property template.
   653		 */
   654		if (!xd->local_property_block ||
   655		    xd->local_property_block_gen < xdomain_property_block_gen) {
   656			struct tb_property_dir *dir;
   657			int ret, block_len;
   658			u32 *block;
   659	
   660			dir = tb_property_copy_dir(xdomain_property_dir);
   661			if (!dir) {
   662				dev_warn(&xd->dev, "failed to copy properties\n");
   663				goto out_unlock;
   664			}
   665	
   666			/* Fill in non-static properties now */
   667			tb_property_add_text(dir, "deviceid", utsname()->nodename);
   668			tb_property_add_immediate(dir, "maxhopid", xd->local_max_hopid);
   669	
   670			ret = tb_property_format_dir(dir, NULL, 0);
   671			if (ret < 0) {
   672				dev_warn(&xd->dev, "local property block creation failed\n");
   673				goto out_free_dir;
   674			}
   675	
   676			block_len = ret;
   677			block = kcalloc(block_len, sizeof(*block), GFP_KERNEL);
   678			if (!block)
   679				goto out_free_dir;
   680	
   681			ret = tb_property_format_dir(dir, block, block_len);
   682			if (ret) {
   683				dev_warn(&xd->dev, "property block generation failed\n");
   684				kfree(block);
   685				goto out_free_dir;
   686			}
   687	
   688			tb_property_free_dir(dir);
   689			/* Release the previous block */
   690			kfree(xd->local_property_block);
   691			/* Assign new one */
   692			xd->local_property_block = block;
   693			xd->local_property_block_len = block_len;
   694			xd->local_property_block_gen = xdomain_property_block_gen;
   695		}
   696	
   697	out_unlock:
   698		mutex_unlock(&xd->lock);
   699		mutex_unlock(&xdomain_lock);
   700		return;
   701	
   702	out_free_dir:
 > 703		tb_property_free_dir(dir);
   704		goto out_unlock;
   705	}
   706	

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




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