From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 1107246F0A for ; Tue, 23 Sep 2025 06:45:49 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8543E4067D; Tue, 23 Sep 2025 06:45:48 +0200 (CEST) Received: from mail-qt1-f179.google.com (mail-qt1-f179.google.com [209.85.160.179]) by mails.dpdk.org (Postfix) with ESMTP id 1F52B4021F for ; Tue, 23 Sep 2025 06:45:45 +0200 (CEST) Received: by mail-qt1-f179.google.com with SMTP id d75a77b69052e-4b60144fc74so65743971cf.2 for ; Mon, 22 Sep 2025 21:45:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1758602744; x=1759207544; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=A1iwbpaUIwnHVmmQWPUO+03mbQuXQsChsL8dlVAyncI=; b=FscX8FssiztFIx7oNq8ycsntspgbGiyKhiDcTZIOe0+2jC0lurn/CdQamJGUH1duwx JJCVDjG6TtcKNjN5z+FQzMMUgr7eSIeeOrVvLArqKI9KeKFdX5cmHe75jul6zNMyGimI 3X1fxrfxMdgBFeZeGxC8IP83+gL9BgEGnVALQ4IGNMEbcyaulLJvnGd8jmo4asb9R0QP yEY7qyabSnX1BmVPryQY19AdAH96IVq37HucvUfe+K3BdgfEJqISuzNig768qJf6Mbtq df+DSPYuolHnAFHpqlsMp5WpgqX3k7J3JWuztyEu0fG/FtKHkCWGe6uIvkMwIw8bpE/7 flJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758602744; x=1759207544; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=A1iwbpaUIwnHVmmQWPUO+03mbQuXQsChsL8dlVAyncI=; b=vd9tQTsO0nWfY2z4YndUymbnRtsaJBAMj895jucs/xNT+qKiH32ps/oFCfLZqOVxiJ uG5lNKEIqmyFhlgkZ286eZuZABn7W2X8B39Xtkl0EAaJPHNZNxJ8vll/yjYqTEKn2fZd 7iGXLHLOaq92KQgUdQ+sBqa0diNkOOnNtJa7YbNikUD6ywyJP23DT3Fl+9aLCUV5/Ved 4n1CK/Qzx33bSacgrjQqU7KGzKEzy8I1h5TwnOjVu77aN7Ym9YTukLqAHWEz8gUeS3Wo UwGQMbn8O/9LR4xxC/SGyzrjPEAC1tSGZEw5B+z83w9mmClk7Lnk1oKJqVijs7F9HmaR YNOw== X-Forwarded-Encrypted: i=1; AJvYcCWZndeCqZy+WHnReSbrplGIbkaUm/bTKEu40/dvdNri2H5ytW88IMRxvmTsYM1/0siCd8mvcP0=@dpdk.org X-Gm-Message-State: AOJu0YyXZJEHUZo9Hnp78/O26cVS2aEyMihrl6a2aHXpwHoJ7ccsB0JH Olq9n8o6a04sjh2cm1v/fEBVuBFEEGdsQlwLLH2z6++pzq1i3sGr+hHzROk6tWm9ONM= X-Gm-Gg: ASbGncuBfJYP9w+5VAEeqrd4nWztP6LuQDIBp8iy9J2i8ckpOeva0jjkoGDBeZYP7UP g9OXefjfa5lAWeXGS+ZedQpO2+MALfiouo6VGwsiu7KqVKTgVmD8dMMTVkuGZx/4cILjfCVCD6u /ADdfuDt9xyZOGYlgfAEkweioFrqixJgYTi5s1j5jm12MVT0dCmjnoBOd+7WW6XFJlX5A/Een6F OFy3yy06Kx7tBY4NMeABcVKrabwU6RBit+3IhKHlCi1EpJv7K3ijJwtHueZeWigFLshBI1yVGh4 e92XoAEJainIqAHpur8Y1em0MNEIWtQCd6HVVdlP0DSrRWqPPASxV7HLPi86RVEAgUT5UCHZO6n hem0o6oRD/DNYlkBq8uHxtOiGwSrR4V/p7ncQ2xc04QbQTkRjFpvvyZLo/sxfE2w9U4cy+n6T X-Google-Smtp-Source: AGHT+IFHOnmfpH0Ir6PXpFfb89bQ+BBD++iQ8SO4sI6EzdIQIqcDsO4kRFn5OyO5gP4EPZ8zSLQc+A== X-Received: by 2002:a05:622a:1b88:b0:4b7:9a38:d002 with SMTP id d75a77b69052e-4d3698e8865mr14965681cf.33.1758602744383; Mon, 22 Sep 2025 21:45:44 -0700 (PDT) Received: from hermes.lan (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4d0df5f7d03sm14771361cf.7.2025.09.22.21.45.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Sep 2025 21:45:44 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , rbhansali@marvell.com, stable@dpdk.org Subject: [PATCH 2/2] net/cnxk: fix overrun in dis_xqe_drop Date: Mon, 22 Sep 2025 21:45:29 -0700 Message-ID: <20250923044528.89132-3-stephen@networkplumber.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20250923044528.89132-2-stephen@networkplumber.org> References: <20250923044528.89132-2-stephen@networkplumber.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org The function parse_flag expects 16 bit value for flag, but dis_xqe_drop is a byte. Detected when LTO enabled as: ../drivers/net/cnxk/cnxk_ethdev_devargs.c:166: warning: writing 2 bytes into a region of size 1 [-Wstringop-overflow=] 166 | *(uint16_t *)extra_args = atoi(value); ../drivers/net/cnxk/cnxk_ethdev_devargs.c: In function ‘cnxk_ethdev_parse_devargs’: ../drivers/net/cnxk/cnxk_ethdev_devargs.c:312:17: note: destination object ‘dis_xqe_drop’ of size 1 312 | uint8_t dis_xqe_drop = 0; | ^ Bugzilla ID: 1790 Fixes: 0344fb5a59c2 ("net/cnxk: add option to disable XQE drop") Cc: rbhansali@marvell.com Cc: stable@dpdk.org Signed-off-by: Stephen Hemminger --- drivers/net/cnxk/cnxk_ethdev_devargs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/cnxk/cnxk_ethdev_devargs.c b/drivers/net/cnxk/cnxk_ethdev_devargs.c index 5d774e0d70..68e6b1d190 100644 --- a/drivers/net/cnxk/cnxk_ethdev_devargs.c +++ b/drivers/net/cnxk/cnxk_ethdev_devargs.c @@ -309,7 +309,7 @@ cnxk_ethdev_parse_devargs(struct rte_devargs *devargs, struct cnxk_eth_dev *dev) uint16_t custom_sa_act = 0; uint16_t custom_inb_sa = 0; struct rte_kvargs *kvlist; - uint8_t dis_xqe_drop = 0; + uint16_t dis_xqe_drop = 0; uint32_t meta_buf_sz = 0; uint16_t lock_rx_ctx = 0; uint16_t rx_inj_ena = 0; -- 2.47.3