Return-path: Received: from mail-wr0-f194.google.com ([209.85.128.194]:43632 "EHLO mail-wr0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751045AbeCIMaq (ORCPT ); Fri, 9 Mar 2018 07:30:46 -0500 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> (sfid-20180309_133103_780218_4C783843) Sender: linux-wireless-owner@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