From patchwork Tue Jul 2 12:24:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Su Hui X-Patchwork-Id: 13719554 X-Patchwork-Delegate: kvalo@adurom.com Received: from mail.nfschina.com (unknown [42.101.60.195]) by smtp.subspace.kernel.org (Postfix) with SMTP id 888F816EB66; Tue, 2 Jul 2024 12:25:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=42.101.60.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719923145; cv=none; b=YJlF3iXAOEjlxZenZJoc3QQCk2lhNm5T6mtzD6Biyn/WXz+7veZCMmjiAE1ijTdzkNUfTmmIvB3h9HN6Cmn5NMChBx1GKakGNSM/c+kNa6Em21NYG7P7lNG0xesNdUsgU+k69afpyLIte3BhHpg5wUkjVl8CpsIdpzag/GIZb6U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719923145; c=relaxed/simple; bh=evAy6djT8Jz+ckPi7/Gdz/7kZj/4vFauA7ksswOC9/Y=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:MIME-Version; b=kVb79GTtUmlDPsSxh04UFYA7x3ylxVRxvGzFkfZyd0OpJuCXoeHbllHcBay7R1A6qv2xmb/wMm9fdPGpdrZKqlEi1azaLk6rajgu2HJ3X0rh6QioXlG0fghl2XNNhePSHC8O7hIR+Z2eMJX7ak1d6RM3qkIXBGLq/YpSEQ55feg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nfschina.com; spf=pass smtp.mailfrom=nfschina.com; arc=none smtp.client-ip=42.101.60.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nfschina.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nfschina.com Received: from localhost.localdomain (unknown [180.167.10.98]) by mail.nfschina.com (MailData Gateway V2.8.8) with ESMTPSA id 632836031A638; Tue, 2 Jul 2024 20:25:22 +0800 (CST) X-MD-Sfrom: suhui@nfschina.com X-MD-SrcIP: 180.167.10.98 From: Su Hui To: arend.vanspriel@broadcom.com, kvalo@kernel.org Cc: Su Hui , johannes.berg@intel.com, kees@kernel.org, a@bayrepo.ru, petr.tesarik.ext@huawei.com, marcan@marcan.st, justinstitt@google.com, duoming@zju.edu.cn, colin.i.king@gmail.com, chi-hsien.lin@cypress.com, ian.lin@infineon.com, wright.feng@cypress.com, linux-wireless@vger.kernel.org, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH wireless 3/9] wifi: cfg80211: avoid garbage value of 'noise' in brcmf_cfg80211_dump_survey() Date: Tue, 2 Jul 2024 20:24:46 +0800 Message-Id: <20240702122450.2213833-4-suhui@nfschina.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20240702122450.2213833-1-suhui@nfschina.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 brcmf_fil_cmd_int_get() reads the value of 'noise' and passes it to brcmf_fil_cmd_data_get(). Initialize 'noise' to avoid garbage value. Fixes: 6c04deae1438 ("brcmfmac: Add dump_survey cfg80211 ops for HostApd AutoChannelSelection") Signed-off-by: Su Hui --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 6be7e7bd8ce7..2377b88d7ee0 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -8084,7 +8084,7 @@ brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev, struct ieee80211_supported_band *band; enum nl80211_band band_id; struct cca_msrmnt_query req; - u32 noise; + u32 noise = 0; int err; brcmf_dbg(TRACE, "Enter: channel idx=%d\n", idx);