drivers/gpu/drm/panthor/panthor_sched.c:3670 panthor_fdinfo_gather_group_mem_info() warn: iterator 'i' not incremented

drivers/gpu/drm/panthor/panthor_sched.c:3670 panthor_fdinfo_gather_group_mem_info() warn: iterator 'i' not incremented

[kernel test robot]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: "Adrián Larumbe" <adrian.larumbe@collabora.com>
CC: Boris Brezillon <bbrezillon@kernel.org>
CC: Liviu Dudau <liviu.dudau@arm.com>
CC: Mihail Atanassov <mihail.atanassov@arm.com>
CC: Steven Price <steven.price@arm.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   8f0b4cce4481fb22653697cced8d0d04027cb1e8
commit: 434e5ca5b5d7ea415670d4fcb399d90d355a1e38 drm/panthor: Expose size of driver internal BO's over fdinfo
date:   10 months ago
:::::: branch date: 2 days ago
:::::: commit date: 10 months ago
config: sparc-randconfig-r072-20251213 (https://download.01.org/0day-ci/archive/20251216/202512160857.deV0FrrJ-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 15.1.0

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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202512160857.deV0FrrJ-lkp@intel.com/

New smatch warnings:
drivers/gpu/drm/panthor/panthor_sched.c:3670 panthor_fdinfo_gather_group_mem_info() warn: iterator 'i' not incremented

Old smatch warnings:
drivers/gpu/drm/panthor/panthor_sched.c:2881 panthor_fdinfo_gather_group_samples() warn: iterator 'i' not incremented
drivers/gpu/drm/panthor/panthor_sched.c:3643 panthor_group_pool_destroy() warn: iterator 'i' not incremented

vim +/i +3670 drivers/gpu/drm/panthor/panthor_sched.c

de85488138247d Boris Brezillon 2024-02-29  3650  
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3651  /**
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3652   * panthor_fdinfo_gather_group_mem_info() - Retrieve aggregate size of all private kernel BO's
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3653   * belonging to all the groups owned by an open Panthor file
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3654   * @pfile: File.
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3655   * @stats: Memory statistics to be updated.
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3656   *
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3657   */
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3658  void
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3659  panthor_fdinfo_gather_group_mem_info(struct panthor_file *pfile,
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3660  				     struct drm_memory_stats *stats)
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3661  {
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3662  	struct panthor_group_pool *gpool = pfile->groups;
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3663  	struct panthor_group *group;
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3664  	unsigned long i;
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3665  
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3666  	if (IS_ERR_OR_NULL(gpool))
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3667  		return;
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3668  
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3669  	xa_lock(&gpool->xa);
434e5ca5b5d7ea Adrián Larumbe  2025-01-30 @3670  	xa_for_each(&gpool->xa, i, group) {
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3671  		stats->resident += group->fdinfo.kbo_sizes;
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3672  		if (group->csg_id >= 0)
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3673  			stats->active += group->fdinfo.kbo_sizes;
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3674  	}
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3675  	xa_unlock(&gpool->xa);
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3676  }
434e5ca5b5d7ea Adrián Larumbe  2025-01-30  3677  

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