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a="2622024" X-IronPort-AV: E=Sophos;i="6.27,197,1787036400"; d="scan'208";a="2622024" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Nov 2026 19:01:55 -0800 X-CSE-ConnectionGUID: EW294U1XSmGsQ9ZUSGqIWA== X-CSE-MsgGUID: UUKxHlTgQ1OdfRcP2OmXiw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,197,1787036400"; d="scan'208";a="7732913" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa010.fm.intel.com with ESMTP; 05 Nov 2026 19:01:53 -0800 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xPAD8-00000000nDj-3eZ2; Fri, 06 Nov 2026 03:01:50 +0000 Date: Fri, 6 Nov 2026 11:01:48 +0800 From: kernel test robot To: Pooventhiran G , Johannes Berg Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, pooventhiran.g@oss.qualcomm.com Subject: Re: [PATCH wireless-next v3 15/21] wifi: mac80211: filter uplink and downlink frames based on SMD states Message-ID: <202611061037.MK46LPkJ-lkp@intel.com> References: <20261106-smd-v3-15-1723950e3cf8@oss.qualcomm.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261106-smd-v3-15-1723950e3cf8@oss.qualcomm.com> Hi Pooventhiran, kernel test robot noticed the following build warnings: [auto build test WARNING on b8e5b0ae8ff47240366d38e5d12c65f878724316] url: https://github.com/intel-lab-lkp/linux/commits/Pooventhiran-G/wifi-nl80211-define-Seamless-Mobility-Domain-SMD-device-capability/20261106-010836 base: b8e5b0ae8ff47240366d38e5d12c65f878724316 patch link: https://lore.kernel.org/r/20261106-smd-v3-15-1723950e3cf8%40oss.qualcomm.com patch subject: [PATCH wireless-next v3 15/21] wifi: mac80211: filter uplink and downlink frames based on SMD states config: x86_64-kexec (https://download.01.org/0day-ci/archive/20261106/202611061037.MK46LPkJ-lkp@intel.com/config) compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261106/202611061037.MK46LPkJ-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202611061037.MK46LPkJ-lkp@intel.com/ All warnings (new ones prefixed by >>): >> net/mac80211/tx.c:318:48: warning: overlapping comparisons always evaluate to true [-Wtautological-overlap-compare] 318 | (tx->sdata->vif.type != NL80211_IFTYPE_AP || | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~ 319 | tx->sdata->vif.type != NL80211_IFTYPE_AP_VLAN) || | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +318 net/mac80211/tx.c 310 311 static ieee80211_tx_result debug_noinline 312 ieee80211_tx_h_smd_state(struct ieee80211_tx_data *tx) 313 { 314 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data; 315 __le16 fc = hdr->frame_control; 316 317 if (!tx->sta || > 318 (tx->sdata->vif.type != NL80211_IFTYPE_AP || 319 tx->sdata->vif.type != NL80211_IFTYPE_AP_VLAN) || 320 !test_sta_flag(tx->sta, WLAN_STA_ASSOC) || 321 !(tx->flags & IEEE80211_TX_UNICAST)) 322 return TX_CONTINUE; 323 324 switch (tx->sta->smd_state) { 325 case IEEE80211_STA_SMD_NONE: 326 break; 327 case IEEE80211_STA_SMD_PREP: 328 /* 4a: Class 3 disallowed except ST Execution Response */ 329 if (ieee80211_is_st_exec_resp(tx->skb)) 330 break; 331 if (ieee80211_is_class3(tx->skb)) 332 return TX_DROP; 333 break; 334 case IEEE80211_STA_SMD_EXEC: 335 /* 4b: no restriction */ 336 break; 337 case IEEE80211_STA_SMD_DRAIN: 338 /* 4c: Class 3 disallowed except Data, Control, 339 * UHR Reconfiguration Notify 340 */ 341 if (ieee80211_is_ctl(fc) || ieee80211_is_data(fc) || 342 ieee80211_is_uhr_link_reconf_notify(tx->skb)) 343 break; 344 if (ieee80211_is_class3(tx->skb)) 345 return TX_DROP; 346 break; 347 } 348 349 return TX_CONTINUE; 350 } 351 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki