From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 11B1F171A8 for ; Mon, 8 May 2023 11:39:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6AC85C433D2; Mon, 8 May 2023 11:39:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683545968; bh=KPh5Zkjm9LuKwavsUR7yD/4n66vyB1kYOCbXyWL3d8k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XOePxHFlROoajvdjOgD6KF8DOw9qqOKSoLkhMJBHdEucYM+wF+BXr1LC2DaZNXLIi aq5Oe9LF/Sj6QhS63bjjPckgYOOvHHnbayIx0f9RL8IWHSKtqqoxDb49V/QPDbOYva y9DcEqBpxEjV5Eafp7KAftkborkP2vyZVQaQU5V8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Tom Rix , Nick Desaulniers , Gregory Greenman , Johannes Berg , Sasha Levin Subject: [PATCH 5.15 213/371] wifi: iwlwifi: mvm: initialize seq variable Date: Mon, 8 May 2023 11:46:54 +0200 Message-Id: <20230508094820.527612752@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094811.912279944@linuxfoundation.org> References: <20230508094811.912279944@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Tom Rix [ Upstream commit 11e94d2bcd88dea5d9ce99555b6b172f5232d3e2 ] Clang static analysis reports this issue d3.c:567:22: warning: The left operand of '>' is a garbage value if (seq.tkip.iv32 > cur_rx_iv32) ~~~~~~~~~~~~~ ^ seq is never initialized. Call ieee80211_get_key_rx_seq() to initialize seq. Fixes: 0419e5e672d6 ("iwlwifi: mvm: d3: separate TKIP data from key iteration") Signed-off-by: Tom Rix Reviewed-by: Nick Desaulniers Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230414130637.6dd372f84f93.If1f708c90e6424a935b4eba3917dfb7582e0dd0a@changeid Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin --- drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 00ca17f3b263c..6dde3bd8f4416 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -564,6 +564,7 @@ static void iwl_mvm_wowlan_get_tkip_data(struct ieee80211_hw *hw, } for (i = 0; i < IWL_NUM_RSC; i++) { + ieee80211_get_key_rx_seq(key, i, &seq); /* wrapping isn't allowed, AP must rekey */ if (seq.tkip.iv32 > cur_rx_iv32) cur_rx_iv32 = seq.tkip.iv32; -- 2.39.2