From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [67.231.154.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8E3583A3837 for ; Wed, 11 Mar 2026 23:07:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.154.184 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773270471; cv=none; b=sJUywj7aRlTJr4bPzztzZHUmO3NJiOSVtlVCINonYcq0NoSLotjTJd2j2gs5v6kZydWBRdNI1A+Ue3OyK381cQ/f6De+fpijWMLZhecvjh9oTqSNBk9PHXmTwqCa8yVnIf8Iw6/hz/Xb02ZNAAcTAvt6dmqY/hpYBiTTk51gBSU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773270471; c=relaxed/simple; bh=gNRD0rEqOB0gM9zwBE03cN1xzYsnS1g//pftpskP4kY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WGXAVk0AbISxfFyWMQNmqv4r5Lzqi3A3oVjc+CTiWJ9SzRWGUbnSUHgfh6coX41PkZlq/a4FZMof/kg6yc6VPtWH1Pak7Wl9MtRiuWCbxWtVms8lShuChmR7410QK4PAYQMZZKxVvRjjqKrlEJjAoJsxUXb6oC2eQCCNWwh7hCI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=candelatech.com; spf=pass smtp.mailfrom=candelatech.com; dkim=pass (1024-bit key) header.d=candelatech.com header.i=@candelatech.com header.b=quMPkXHw; arc=none smtp.client-ip=67.231.154.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=candelatech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=candelatech.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=candelatech.com header.i=@candelatech.com header.b="quMPkXHw" X-Virus-Scanned: Proofpoint Essentials engine Received: from mail3.candelatech.com (mail.candelatech.com [208.74.158.173]) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTP id 85D9D9C005C for ; Wed, 11 Mar 2026 23:07:42 +0000 (UTC) Received: from ben-dt5.candelatech.com (firewall.candelatech.com [50.251.239.81]) by mail3.candelatech.com (Postfix) with ESMTP id E40BB13C2B4; Wed, 11 Mar 2026 16:07:39 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 mail3.candelatech.com E40BB13C2B4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=candelatech.com; s=default; t=1773270460; bh=gNRD0rEqOB0gM9zwBE03cN1xzYsnS1g//pftpskP4kY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=quMPkXHwMnBtF4gxDn4m69uOE8+S/qcNzFHw/pCJj+jwBxnnXDm3hMMr5YC7Y0H2G Fle6+8LvcNgjyjQ0uRdHSFTqf9YvZpFHQvoBJ8ZOW2zp0HRL6psA5NsBnym41XN8lh 8A4CvZylLSvL9COrESra9lGs098GHmhqo6Ohmyk0= From: greearb@candelatech.com To: linux-wireless@vger.kernel.org Cc: Ben Greear Subject: [PATCH wireless-next 16/28] wifi: iwlwifi: mld: Check for null in iwl_mld_wait_sta_txqs_empty Date: Wed, 11 Mar 2026 16:07:18 -0700 Message-ID: <20260311230730.163348-17-greearb@candelatech.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20260311230730.163348-1-greearb@candelatech.com> References: <20260311230730.163348-1-greearb@candelatech.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-MDID: 1773270463-SskgUfdE88GT X-PPE-STACK: {"stack":"us5"} X-MDID-O: us5;at1;1773270463;SskgUfdE88GT;;f7146c1849a4b08a52804beb1c1cdf45 X-PPE-TRUSTED: V=1;DIR=OUT; From: Ben Greear I saw some crashes here in eMLSR torture test, looks like mld_txq was NULL, so add check. Signed-off-by: Ben Greear --- drivers/net/wireless/intel/iwlwifi/mld/sta.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mld/sta.c b/drivers/net/wireless/intel/iwlwifi/mld/sta.c index 6338ca46f68e..288fc4b7604e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mld/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mld/sta.c @@ -789,7 +789,7 @@ void iwl_mld_wait_sta_txqs_empty(struct iwl_mld *mld, struct ieee80211_sta *sta) struct iwl_mld_txq *mld_txq = iwl_mld_txq_from_mac80211(sta->txq[i]); - if (!mld_txq->status.allocated) + if (!mld_txq || !mld_txq->status.allocated) continue; iwl_trans_wait_txq_empty(mld->trans, mld_txq->fw_id); -- 2.42.0