From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f197.google.com (mail-pl1-f197.google.com [209.85.214.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6DD6D3D890D for ; Tue, 15 Sep 2026 08:20:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789460463; cv=none; b=GixeSTcOe9Nnc1wLQoHvD32pFpKv2fVcUFMOF4irnk10w9O8O5lVK8zpZ/E0PWizxSR29wp9IpmJmeT3QQpMUT1VMOl7mbwVIwrapfsXzsmyO1dxmL/pCzC1WTqXMcPIHMFPK+pcCizDOvI8BVC3/+yxWRKSPzzuTsLf/rUAB+Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789460463; c=relaxed/simple; bh=gmsmGVxkrCC0joHW7g2qwHGDO+picAoXZWIoiOn43qE=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=jLYlvDXyYw18jg1hg4eizZD+N85AacwFgEf++oC2rWJ4F33KJIttsy3XyutSCKKqRv9uix+mdHFTZ/ac6RUpGE9Hr4n+rVnSF3qfeMo7pPeKov9NduEiEE9y11QNKFJpjWNSLtEs4XsbjRW+TWkhoEJmiM4igSOdqFzEAYUnu0U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--morbo.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=iBtmz3Gn; arc=none smtp.client-ip=209.85.214.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--morbo.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="iBtmz3Gn" Received: by mail-pl1-f197.google.com with SMTP id d9443c01a7336-2d9057fab9eso68049425ad.1 for ; Tue, 15 Sep 2026 01:20:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1789460406; x=1790065206; darn=vger.kernel.org; h=content-transfer-encoding:content-type:cc:to:from:subject :message-id:references:mime-version:in-reply-to:date:from:to:cc :subject:date:message-id:reply-to:content-type; bh=YdNQWB21luiE9Gdv0Q1IFwuCzs7Lvdhhb2Hfuit5b6U=; b=iBtmz3GnJkvwQtWy+snq8/8HkFAvGR9mOsfp8hdBb0LostnrUoKck94CCex9LAtzmZ cktHJtFb3Zlls88Kgu3eEFyjenAz/63MiC5G1N1BFg/IeK8ARfwY7Mj3BU1K1INtHDKH PVbGxM0urGg25cG5s4zzZKfALCFj/T8Mr8u+TlcYBVrdTN7j6/vgGubIvoyOxNiPG2aA /ELkpUtZZmbhkK3qTPlLSoosEDtlIZUtWe2RoUGppaQ+iHD9LyJ5WqtCQMiQf3vHaCL2 KeZcl7gyYqfi5/qvIFUHSuORVTl4Xj6ara78RTAfrVb40QfHpR8UoO8RKjvsJwQBfxCI KnVw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789460406; x=1790065206; h=content-transfer-encoding:content-type:cc:to:from:subject :message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=YdNQWB21luiE9Gdv0Q1IFwuCzs7Lvdhhb2Hfuit5b6U=; b=TIYTIv7UoEhgdu/PMQRaWVtCnmIWAJV4eXIvT+8dTFiFZe8ZxCXKCLbwwQ/n1vkQ8U n0SxdfeRPFbl5LTba+u7Ty1oe/3Y9Qfg29LrsuZLTB9B+v15wIlT74dzb0ImFroioN1t gUcRI+4Bsgx/UwcbHLRM8nfrBrLrjRMFLKuxYkFTxChEzmHnQ/d1ZP5WBa3/toYpkQmp a97FdOaQNoctUH8a3A5r7AvQqJOHkDQPMvrxRmuD9DyM8eXcUQ1NRtfSXVu8W5tHRBBs LaibLL/Crgm1DZ9Ke4oVuQGWz87vaB1PHCLo3djUXxlzw8pbK0GHDbDs0/riMMNkxIUJ +Hog== X-Gm-Message-State: AFuF++nl7s8hVoN7sxon7mx3pYj3DcdKSO9ZTDNFqunRK+R37NS6wXKh Qrrqgs+Rd/WhT+XndnmPeSex2g2UQ5Hc+hWDuHmi7l4WZZIN8HAKo6AUOts96ubTiuf0YsBvr3W RlX9VC4AqCutQFRAR4zJblC3wAxY7ryRBhedMb59g+k36wXh3BUML6J5i6m/6oLYCtRVr7Kd5jG spx01kUU6vhZeqTk9yGQHPXXdGo3e+em4KwPp6pg== X-Received: from plld7.prod.google.com ([2002:a17:902:7287:b0:2db:142b:72cc]) (user=morbo job=prod-delivery.src-stubby-dispatcher) by 2002:a17:903:238b:b0:2d8:d4cc:5bb1 with SMTP id d9443c01a7336-2dd83867c8amr573655ad.17.1789460405925; Tue, 15 Sep 2026 01:20:05 -0700 (PDT) Date: Tue, 15 Sep 2026 08:18:30 +0000 In-Reply-To: <20260915081910.4142719-1-morbo@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260915081910.4142719-1-morbo@google.com> X-Mailer: git-send-email 2.55.0.1032.g73a4cd73de-goog Message-ID: <20260915081910.4142719-14-morbo@google.com> Subject: [PATCH 13/28] i40e: Replace strlcat() with snprintf() in i40e_nvm_version_str() From: Bill Wendling To: linux-kernel@vger.kernel.org Cc: Bill Wendling , codemender-patching+linux@google.com, Russell King , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , "James E.J. Bottomley" , Helge Deller , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Ian Abbott , H Hartley Sweeten , Tony Luck , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Matthew Brost , "=?UTF-8?q?Thomas=20Hellstr=C3=B6m?=" , Rodrigo Vivi , Dmitry Torokhov , Matthias Schwarzott , Mauro Carvalho Chehab , Tony Nguyen , Przemek Kitszel , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Arend van Spriel , Rob Herring , Saravana Kannan , Krzysztof Kozlowski , Sylwester Nawrocki , Peter Griffin , Alim Akhtar , Linus Walleij , Anil Gurumurthy , Sudarsana Kalluru , "Martin K. Petersen" , Trond Myklebust , Anna Schumaker , Mike Marshall , Martin Brandenburg , Kees Cook , Jiri Pirko , Simon Horman , Chuck Lever , Jeff Layton , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Jaroslav Kysela , Takashi Iwai , Andrew Morton , "Mike Rapoport (Microsoft)" , Kanglong Wang , Tiezhu Yang , Qiang Ma , Randy Dunlap , Pengpeng Hou , Ard Biesheuvel , Breno Leitao , Thorsten Blum , Harshit Mogalapalli , Greg Kroah-Hartman , Lyude Paul , Ashutosh Desai , Imre Deak , Dmitry Baryshkov , Johan Hovold , Johannes Berg , Miri Korenblit , Alexander Stein , Cryolitia PukNgae , Jiaming Zhang , Will Porter , Cen Zhang , "=?UTF-8?q?C=C3=A1ssio=20Gabriel?=" , Rong Zhang , Arun Raghavan , linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linux-edac@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-input@vger.kernel.org, linux-media@vger.kernel.org, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-gpio@vger.kernel.org, linux-scsi@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, linux-hardening@vger.kernel.org, linux-sound@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable i40e_nvm_version_str() uses strlcat() to optionally append the EETrackID and combo image version strings to the NVM version buffer. In preparation for removing the deprecated strlcat() API[1], replace these strlcat() calls with bounded snprintf() calls at the current end of the buffer. Link: https://github.com/KSPP/linux/issues/370 [1] Cc: codemender-patching+linux@google.com Assisted-by: CoPilot:r1-preview [editor_update_file, shell_command_run] Signed-off-by: Bill Wendling --- Cc: Russell King Cc: Huacai Chen Cc: WANG Xuerui Cc: Thomas Bogendoerfer Cc: "James E.J. Bottomley" Cc: Helge Deller Cc: Thomas Gleixner Cc: Ingo Molnar Cc: Borislav Petkov Cc: Dave Hansen Cc: x86@kernel.org Cc: "H. Peter Anvin" Cc: Ian Abbott Cc: H Hartley Sweeten Cc: Tony Luck Cc: Maarten Lankhorst Cc: Maxime Ripard Cc: Thomas Zimmermann Cc: David Airlie Cc: Simona Vetter Cc: Matthew Brost Cc: "Thomas Hellstr=C3=B6m" Cc: Rodrigo Vivi Cc: Dmitry Torokhov Cc: Matthias Schwarzott Cc: Mauro Carvalho Chehab Cc: Tony Nguyen Cc: Przemek Kitszel Cc: Andrew Lunn Cc: "David S. Miller" Cc: Eric Dumazet Cc: Jakub Kicinski Cc: Paolo Abeni Cc: Arend van Spriel Cc: Rob Herring Cc: Saravana Kannan Cc: Krzysztof Kozlowski Cc: Sylwester Nawrocki Cc: Peter Griffin Cc: Alim Akhtar Cc: Linus Walleij Cc: Anil Gurumurthy Cc: Sudarsana Kalluru Cc: "Martin K. Petersen" Cc: Trond Myklebust Cc: Anna Schumaker Cc: Mike Marshall Cc: Martin Brandenburg Cc: Kees Cook Cc: Jiri Pirko Cc: Simon Horman Cc: Chuck Lever Cc: Jeff Layton Cc: NeilBrown Cc: Olga Kornievskaia Cc: Dai Ngo Cc: Tom Talpey Cc: Jaroslav Kysela Cc: Takashi Iwai Cc: Bill Wendling Cc: Andrew Morton Cc: "Mike Rapoport (Microsoft)" Cc: Kanglong Wang Cc: Tiezhu Yang Cc: Qiang Ma Cc: Randy Dunlap Cc: Pengpeng Hou Cc: Ard Biesheuvel Cc: Breno Leitao Cc: Thorsten Blum Cc: Harshit Mogalapalli Cc: Greg Kroah-Hartman Cc: Lyude Paul Cc: Ashutosh Desai Cc: Imre Deak Cc: Dmitry Baryshkov Cc: Johan Hovold Cc: Johannes Berg Cc: Miri Korenblit Cc: Alexander Stein Cc: Cryolitia PukNgae Cc: Jiaming Zhang Cc: Will Porter Cc: Cen Zhang Cc: "C=C3=A1ssio Gabriel" Cc: Rong Zhang Cc: Arun Raghavan Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Cc: loongarch@lists.linux.dev Cc: linux-mips@vger.kernel.org Cc: linux-parisc@vger.kernel.org Cc: linux-edac@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org Cc: linux-input@vger.kernel.org Cc: linux-media@vger.kernel.org Cc: intel-wired-lan@lists.osuosl.org Cc: netdev@vger.kernel.org Cc: linux-wireless@vger.kernel.org Cc: brcm80211@lists.linux.dev Cc: brcm80211-dev-list.pdl@broadcom.com Cc: devicetree@vger.kernel.org Cc: linux-samsung-soc@vger.kernel.org Cc: linux-gpio@vger.kernel.org Cc: linux-scsi@vger.kernel.org Cc: linux-nfs@vger.kernel.org Cc: devel@lists.orangefs.org Cc: linux-hardening@vger.kernel.org Cc: linux-sound@vger.kernel.org --- drivers/net/ethernet/intel/i40e/i40e.h | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/= intel/i40e/i40e.h index 1b6a8fbaa648..9f792128a0ef 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -1059,19 +1059,26 @@ static inline char *i40e_nvm_version_str(struct i40= e_hw *hw, char *buf, size_t len) { char ver[16] =3D " "; + size_t offset; =20 /* Get NVM version */ i40e_info_nvm_ver(hw, buf, len); =20 /* Append EETrackID if provided */ i40e_info_eetrack(hw, &ver[1], sizeof(ver) - 1); - if (strlen(ver) > 1) - strlcat(buf, ver, len); + if (strlen(ver) > 1) { + offset =3D strlen(buf); + if (offset < len) + snprintf(buf + offset, len - offset, "%s", ver); + } =20 /* Append combo image version if provided */ i40e_info_civd_ver(hw, &ver[1], sizeof(ver) - 1); - if (strlen(ver) > 1) - strlcat(buf, ver, len); + if (strlen(ver) > 1) { + offset =3D strlen(buf); + if (offset < len) + snprintf(buf + offset, len - offset, "%s", ver); + } =20 return buf; } --=20 2.55.0.1032.g73a4cd73de-goog