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X-CSE-ConnectionGUID: JstllbLJRiCdUbb2PZPipw== X-CSE-MsgGUID: kIvjfOuyT8amkXkAeBNepg== X-IronPort-AV: E=McAfee;i="6800,10657,11807"; a="80470159" X-IronPort-AV: E=Sophos;i="6.24,187,1774335600"; d="scan'208";a="80470159" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jun 2026 12:09:03 -0700 X-CSE-ConnectionGUID: gSb3o0xPQjiQCo4pndOM4Q== X-CSE-MsgGUID: 5KO/2F+NR2m3VsHrmStVlA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,187,1774335600"; d="scan'208";a="249725319" Received: from lkp-server01.sh.intel.com (HELO f0d55cb201f0) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 04 Jun 2026 12:09:01 -0700 Received: from kbuild by f0d55cb201f0 with local (Exim 4.98.2) (envelope-from ) id 1wVDR5-00000000F6m-1viD; Thu, 04 Jun 2026 19:08:59 +0000 Date: Fri, 05 Jun 2026 03:08:14 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Julia Lawall Subject: drivers/i2c/i2c-atr.c:265:6-9: ERROR: invalid reference to the index variable of the iterator on line 261 Message-ID: <202606050244.q6ApjQY8-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: Romain Gantois CC: Wolfram Sang tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ba3e43a9e601636f5edb54e259a74f96ca3b8fd8 commit: c3f55241882bd5b4bc84dbe77d2efd0d9574ed9c i2c: Support dynamic address translation date: 1 year, 2 months ago :::::: branch date: 2 days ago :::::: commit date: 1 year, 2 months ago config: mips-randconfig-r063-20260604 (https://download.01.org/0day-ci/archive/20260605/202606050244.q6ApjQY8-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project e5ab4f8a1f766febdc65ce89c00dec85393cfd68) 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 | Fixes: c3f55241882b ("i2c: Support dynamic address translation") | Reported-by: kernel test robot | Reported-by: Julia Lawall | Closes: https://lore.kernel.org/r/202606050244.q6ApjQY8-lkp@intel.com/ cocci warnings: (new ones prefixed by >>) >> drivers/i2c/i2c-atr.c:265:6-9: ERROR: invalid reference to the index variable of the iterator on line 261 vim +265 drivers/i2c/i2c-atr.c c3f55241882bd5 Romain Gantois 2025-03-06 235 c3f55241882bd5 Romain Gantois 2025-03-06 236 /* Must be called with alias_pairs_lock held */ a076a860acae77 Luca Ceresoli 2023-06-19 237 static struct i2c_atr_alias_pair * c3f55241882bd5 Romain Gantois 2025-03-06 238 i2c_atr_find_mapping_by_addr(struct i2c_atr_chan *chan, u16 addr) a076a860acae77 Luca Ceresoli 2023-06-19 239 { c3f55241882bd5 Romain Gantois 2025-03-06 240 struct i2c_atr *atr = chan->atr; a076a860acae77 Luca Ceresoli 2023-06-19 241 struct i2c_atr_alias_pair *c2a; c3f55241882bd5 Romain Gantois 2025-03-06 242 struct list_head *alias_pairs; c3f55241882bd5 Romain Gantois 2025-03-06 243 u16 alias; c3f55241882bd5 Romain Gantois 2025-03-06 244 int ret; c3f55241882bd5 Romain Gantois 2025-03-06 245 c3f55241882bd5 Romain Gantois 2025-03-06 246 lockdep_assert_held(&chan->alias_pairs_lock); a076a860acae77 Luca Ceresoli 2023-06-19 247 c3f55241882bd5 Romain Gantois 2025-03-06 248 alias_pairs = &chan->alias_pairs; c3f55241882bd5 Romain Gantois 2025-03-06 249 c3f55241882bd5 Romain Gantois 2025-03-06 250 list_for_each_entry(c2a, alias_pairs, node) { c3f55241882bd5 Romain Gantois 2025-03-06 251 if (c2a->addr == addr) a076a860acae77 Luca Ceresoli 2023-06-19 252 return c2a; a076a860acae77 Luca Ceresoli 2023-06-19 253 } a076a860acae77 Luca Ceresoli 2023-06-19 254 c3f55241882bd5 Romain Gantois 2025-03-06 255 ret = i2c_atr_reserve_alias(chan->alias_pool); c3f55241882bd5 Romain Gantois 2025-03-06 256 if (ret < 0) { c3f55241882bd5 Romain Gantois 2025-03-06 257 // If no free aliases are left, replace an existing one c3f55241882bd5 Romain Gantois 2025-03-06 258 if (unlikely(list_empty(alias_pairs))) c3f55241882bd5 Romain Gantois 2025-03-06 259 return NULL; c3f55241882bd5 Romain Gantois 2025-03-06 260 c3f55241882bd5 Romain Gantois 2025-03-06 @261 list_for_each_entry_reverse(c2a, alias_pairs, node) c3f55241882bd5 Romain Gantois 2025-03-06 262 if (!c2a->fixed) c3f55241882bd5 Romain Gantois 2025-03-06 263 break; c3f55241882bd5 Romain Gantois 2025-03-06 264 c3f55241882bd5 Romain Gantois 2025-03-06 @265 if (c2a->fixed) c3f55241882bd5 Romain Gantois 2025-03-06 266 return NULL; c3f55241882bd5 Romain Gantois 2025-03-06 267 c3f55241882bd5 Romain Gantois 2025-03-06 268 atr->ops->detach_addr(atr, chan->chan_id, c2a->addr); c3f55241882bd5 Romain Gantois 2025-03-06 269 c2a->addr = addr; c3f55241882bd5 Romain Gantois 2025-03-06 270 c3f55241882bd5 Romain Gantois 2025-03-06 271 // Move updated entry to beginning of list c3f55241882bd5 Romain Gantois 2025-03-06 272 list_move(&c2a->node, alias_pairs); c3f55241882bd5 Romain Gantois 2025-03-06 273 c3f55241882bd5 Romain Gantois 2025-03-06 274 alias = c2a->alias; c3f55241882bd5 Romain Gantois 2025-03-06 275 } else { c3f55241882bd5 Romain Gantois 2025-03-06 276 alias = ret; c3f55241882bd5 Romain Gantois 2025-03-06 277 c3f55241882bd5 Romain Gantois 2025-03-06 278 c2a = i2c_atr_create_c2a(chan, alias, addr); c3f55241882bd5 Romain Gantois 2025-03-06 279 if (!c2a) c3f55241882bd5 Romain Gantois 2025-03-06 280 goto err_release_alias; c3f55241882bd5 Romain Gantois 2025-03-06 281 } c3f55241882bd5 Romain Gantois 2025-03-06 282 c3f55241882bd5 Romain Gantois 2025-03-06 283 ret = atr->ops->attach_addr(atr, chan->chan_id, c2a->addr, c2a->alias); c3f55241882bd5 Romain Gantois 2025-03-06 284 if (ret) { c3f55241882bd5 Romain Gantois 2025-03-06 285 dev_err(atr->dev, "failed to attach 0x%02x on channel %d: err %d\n", c3f55241882bd5 Romain Gantois 2025-03-06 286 addr, chan->chan_id, ret); c3f55241882bd5 Romain Gantois 2025-03-06 287 goto err_del_c2a; c3f55241882bd5 Romain Gantois 2025-03-06 288 } c3f55241882bd5 Romain Gantois 2025-03-06 289 c3f55241882bd5 Romain Gantois 2025-03-06 290 return c2a; c3f55241882bd5 Romain Gantois 2025-03-06 291 c3f55241882bd5 Romain Gantois 2025-03-06 292 err_del_c2a: c3f55241882bd5 Romain Gantois 2025-03-06 293 i2c_atr_destroy_c2a(&c2a); c3f55241882bd5 Romain Gantois 2025-03-06 294 err_release_alias: c3f55241882bd5 Romain Gantois 2025-03-06 295 i2c_atr_release_alias(chan->alias_pool, alias); a076a860acae77 Luca Ceresoli 2023-06-19 296 return NULL; a076a860acae77 Luca Ceresoli 2023-06-19 297 } a076a860acae77 Luca Ceresoli 2023-06-19 298 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki