From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELtnq2mF9BkJC6YFEAmldi1kAxSSK1BKRl1j/P++6udvYbB16r2LeX6L2ovf0sIuBYw2ZjKJ ARC-Seal: i=1; a=rsa-sha256; t=1520599140; cv=none; d=google.com; s=arc-20160816; b=ZbTIfvrxBNCTOUu6U9sxFW6NnDCnwJgn5legsQJsacvofRvVxrCM4U0sXR3Bwo1c/k 0L2BK/Pv4bz8FVTrHei7dYyNtil4oAELIsSsJ+HnAkhjIzGeMRu7IfhkFO8ztD7CbD6D 4sCplKXuvyI9Kl7PkEOEY3k74TwzJhvAlH8LbisWQko8J160EAIwKtlJQCoQ1wqae6F4 l3C4cg6gBMU6s2SZ2hB+xOfpmoBHKcKuzPHEvlQx5qgFeVBeIcWRP3vyTIvXNNl/K6kH 1srLEQYhyDA0GC1jec/R3myJyYL/61Fa9SxV98EbyDdM3nFFAD9j+++r9Pf5rhOWb+w5 SDXw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=message-id:date:subject:cc:to:from:dkim-signature:delivered-to :delivered-to:list-id:list-subscribe:list-unsubscribe:list-help :list-post:precedence:mailing-list:arc-authentication-results; bh=xtiuWI9Z0HSwYgxn85GAlokiz4gHR8q1NAKsDgqQoD4=; b=eJfOCETm4WleUJ3Bx4DHUqti5gs5HdVyiEOIm6mW80ONicIfvUsAzt3TCa0vIH4So+ 0qNuHRDxejPFM8IfnMv7b00kd+CA6EPJHpLY2HCa45a2kmfjyRueKGNeCyxJb6Widhe+ NjT3ca5Vl/BfA2vOF6SXDNiuvlaaEBkifHMC+6Wgy0yT/F5gJsetLB0BeYXOtaysaOU4 1GTmk3q+S1lm9TGFedXC4gERHLVvZnoV5PO9INHZXQR5jxO4KDi7724ul1x4Koyri9Hx GTdlwEFYDSX7JITY6iftEd8uCuuwZ1gxzUrXjg9c52xfJfHoDPBICB8iuFh7wzpaP9b8 4HGQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=tEASLpdP; spf=pass (google.com: domain of kernel-hardening-return-12314-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-12314-gregkh=linuxfoundation.org@lists.openwall.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=tEASLpdP; spf=pass (google.com: domain of kernel-hardening-return-12314-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-12314-gregkh=linuxfoundation.org@lists.openwall.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm List-Post: List-Help: List-Unsubscribe: List-Subscribe: From: Andreas Christoforou To: keescook@chromium.org Cc: kernel-hardening@lists.openwall.com, Andreas Christoforou , QCA ath9k Development , Kalle Valo , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] drivers: net: wireless: ath: ath9: dfs: remove VLA usage Date: Fri, 9 Mar 2018 14:30:12 +0200 Message-Id: <1520598613-3641-1-git-send-email-andreaschristofo@gmail.com> X-Mailer: git-send-email 2.7.4 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1594463764603415966?= X-GMAIL-MSGID: =?utf-8?q?1594463764603415966?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: The kernel would like to have all stack VLA usage removed. Signed-off-by: Andreas Christoforou --- drivers/net/wireless/ath/ath9k/dfs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/dfs.c b/drivers/net/wireless/ath/ath9k/dfs.c index 6fee9a4..cfb0f84 100644 --- a/drivers/net/wireless/ath/ath9k/dfs.c +++ b/drivers/net/wireless/ath/ath9k/dfs.c @@ -41,7 +41,6 @@ static const int BIN_DELTA_MAX = 10; /* we need at least 3 deltas / 4 samples for a reliable chirp detection */ #define NUM_DIFFS 3 -static const int FFT_NUM_SAMPLES = (NUM_DIFFS + 1); /* Threshold for difference of delta peaks */ static const int MAX_DIFF = 2; @@ -101,7 +100,7 @@ static bool ath9k_check_chirping(struct ath_softc *sc, u8 *data, int datalen, bool is_ctl, bool is_ext) { int i; - int max_bin[FFT_NUM_SAMPLES]; + int max_bin[NUM_DIFFS + 1]; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); int prev_delta; -- 2.7.4