From patchwork Thu Apr 6 14:32:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 13203569 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A1A92C76196 for ; Thu, 6 Apr 2023 14:38:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239196AbjDFOiy (ORCPT ); Thu, 6 Apr 2023 10:38:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238352AbjDFOid (ORCPT ); Thu, 6 Apr 2023 10:38:33 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 87284CC10; Thu, 6 Apr 2023 07:36:36 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id CCCE06478C; Thu, 6 Apr 2023 14:31:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 48A63C4339C; Thu, 6 Apr 2023 14:31:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1680791494; bh=fS1epBKc6/LIuAlKccrK1+yZRgDIBGUB741ssPvpdOQ=; h=Date:From:To:Cc:Subject:From; b=SjiLsj18bWuofLs6hhWeLC/lLw/a3iNtZ9wlEueFZEmCpkNlYBNfrW2g/JfGJHGTi vet9hVGN3GV90yUx+3gAa/XNftBN0j39XOMRCSz2X9AIryTOjRKZkau8WazkdAVbKe 7jo/OiVuhS8JxGUofx57NN8frKBM2tj4fn33MN5OokPIYjhPFpYfjxIVlje0uFnNYq o+keawWHSe/sdTrcyzxIyVKkwcke3vee+fUSrJSER8RnbtzoGn6X9DOk/pfIaR/jlM ZoF5CIu1w4YilJ9YwXKoTj0fnpznmfu4LCYmI1CVH3mBWnGcBheecAhLYWYKRmVcUM 1CooyEc8vqBvg== Date: Thu, 6 Apr 2023 08:32:12 -0600 From: "Gustavo A. R. Silva" To: Felix Fietkau , Lorenzo Bianconi , Ryder Lee , Shayne Chen , Sean Wang , Kalle Valo , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, "Gustavo A. R. Silva" , linux-hardening@vger.kernel.org Subject: [PATCH][next] wifi: mt76: Replace zero-length array with flexible-array member Message-ID: MIME-Version: 1.0 Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-hardening@vger.kernel.org Zero-length arrays are deprecated [1] and have to be replaced by C99 flexible-array members. This helps with the ongoing efforts to tighten the FORTIFY_SOURCE routines on memcpy() and help to make progress towards globally enabling -fstrict-flex-arrays=3 [2] Link: https://github.com/KSPP/linux/issues/78 [1] Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html [2] Signed-off-by: Gustavo A. R. Silva Reviewed-by: Simon Horman --- drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h index a5e6ee4daf92..9bf4b4199ee3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h @@ -127,7 +127,7 @@ struct mt76_connac2_mcu_rxd { u8 rsv1[2]; u8 s2d_index; - u8 tlv[0]; + u8 tlv[]; }; struct mt76_connac2_patch_hdr {