From mboxrd@z Thu Jan 1 00:00:00 1970 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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 860CECDB479 for ; Wed, 24 Jun 2026 10:38:53 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 9E90140670; Wed, 24 Jun 2026 12:37:46 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) by mails.dpdk.org (Postfix) with ESMTP id 0173140A67; Wed, 24 Jun 2026 12:37:30 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1782297451; x=1813833451; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=+NnFXD2cDEEQ9EnWoXbmbt6lB8agaeqYTgwXHuN0eCQ=; b=BHlCkW5RE0B+Ok3b1ih6gXO8rScP649DrmPTVa+N+NLwgpspr4tmhh08 iT0jQBOh+HEvNng5UIMoEB7CLzE+Bw+6/MVy1Baqjw23DvGcSyl7VuZLX cAWofxxB1e2REppJM6MAovWtXr43pJk4o1mwYjDdzZ2PCp3azcEOKs11m AmeKzBciykMCXDzbshyEdgjtBnId1wc3WJuD3MMD4oRLUTLUyvHv68GVK rLlZklWvxcNjLoDv/L/6z2y2eI3DSugIkrLsOWmF3/3nLx4LcP8III/h+ nsJi/r9xeQ5Zt5sQt6/PI9AJM9AqUqrLawReCVl4cVoKo+cHtZHIlx8pn w==; X-CSE-ConnectionGUID: uIs90QSyQy2J6XKFIFvuZA== X-CSE-MsgGUID: J+Wx8Gu2ThSNnM94BMZuMQ== X-IronPort-AV: E=McAfee;i="6800,10657,11826"; a="93652396" X-IronPort-AV: E=Sophos;i="6.24,222,1774335600"; d="scan'208";a="93652396" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jun 2026 03:37:31 -0700 X-CSE-ConnectionGUID: ZU391ktbRyer3++0+Fl3/A== X-CSE-MsgGUID: pVLjOnLfTZKxd6oDprqA2A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,222,1774335600"; d="scan'208";a="245460174" Received: from silpixa00401385.ir.intel.com (HELO localhost.ger.corp.intel.com) ([10.20.224.226]) by fmviesa006.fm.intel.com with ESMTP; 24 Jun 2026 03:37:29 -0700 From: Bruce Richardson To: dev@dpdk.org Cc: Bruce Richardson , stable@dpdk.org, Maxime Coquelin , Chenbo Xia , David Marchand Subject: [PATCH v2 17/17] net/virtio: replace strncpy with strlcpy Date: Wed, 24 Jun 2026 11:36:56 +0100 Message-ID: <20260624103658.792750-18-bruce.richardson@intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260624103658.792750-1-bruce.richardson@intel.com> References: <20260623165150.765443-1-bruce.richardson@intel.com> <20260624103658.792750-1-bruce.richardson@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Replace strncpy() with safer strlcpy() which always null-terminates. Fixes: b72099be7f27 ("net/virtio-user: fix init when using existing tap") Cc: stable@dpdk.org Signed-off-by: Bruce Richardson --- drivers/net/virtio/virtio_user/vhost_kernel_tap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/virtio/virtio_user/vhost_kernel_tap.c b/drivers/net/virtio/virtio_user/vhost_kernel_tap.c index 2431d00c33..da55aba505 100644 --- a/drivers/net/virtio/virtio_user/vhost_kernel_tap.c +++ b/drivers/net/virtio/virtio_user/vhost_kernel_tap.c @@ -60,7 +60,7 @@ vhost_tap_open(const char *ifname, unsigned int r_flags, bool multi_queue) retry_mono_q: memset(&ifr, 0, sizeof(ifr)); - strncpy(ifr.ifr_name, ifname, IFNAMSIZ - 1); + strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); ifr.ifr_flags = r_flags; if (multi_queue) ifr.ifr_flags |= IFF_MULTI_QUEUE; -- 2.53.0