From patchwork Mon Dec 16 10:19:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sicelo X-Patchwork-Id: 13909511 Received: from mail-ed1-f44.google.com (mail-ed1-f44.google.com [209.85.208.44]) (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 C4A492010EF for ; Mon, 16 Dec 2024 10:20:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.44 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734344444; cv=none; b=Tsxv4vlw98A2lheT26fHsDebjEOOk0TlVmWEW6680g0c4xnLeW1Fgnr4bILirzvhKe05apjpI75WXF6lD2H41mB26rh24YXz9RNZ1iJM2shE/K+eNpBHuRZswK7IWDJ8H7zzic/4qq1z7O2y+PMAzRDB7TnrLf79+vxC8ucPJiE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734344444; c=relaxed/simple; bh=ILZAYwUk/DSCT7EuUJZ2MMDiq7SKf25AU6N/814bC+E=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=RymrCSZcM4p2v9TOzqL3Ats1x5m/shz12IYJarW0+8cwkZ9wesjbnGsHQay+CZ4p2wj1Q9kzstg/zfDN9hYrxURnGDCJgDrIV0dyR19k0gsusfplKDFGxA6P2m2HlSBdOUI5lB/oFzUd/CWsT4+e233yYazALZIOdWqmghmMxYE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=km6MY0Lj; arc=none smtp.client-ip=209.85.208.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="km6MY0Lj" Received: by mail-ed1-f44.google.com with SMTP id 4fb4d7f45d1cf-5d4e2aa7ea9so7404794a12.2 for ; Mon, 16 Dec 2024 02:20:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1734344440; x=1734949240; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=KJsc4o1c6jnSv9LOCDTRbPOWWQRnItGG2p5/yupt4Hw=; b=km6MY0LjFEVsFcITArt+KcFS7RHzy0BDkBS91kMgIthR5uEa9x6lrsG0lOHO1n7+FI uR9oJZ8ws6+vuQvnbk0SxgJ4+QHnj/69SD8TdZHEBkyyJDFQb/cgIH366m3JmK7PnuyQ qn670om8YZ5+0zQ0M/sgfj/+/fnJ2lxQszcy7l7tAbG3o36pGqzm4gBP8H+UUv40c75t sUBjYFMGq6MrEUg/Lfkq6rnwgXxlbGLuprB6GBUk6OCenvv3Ohrh6oDezHhjjk7L0IFb nIZ5c3sP5o5EOziboPsqSWd9+7NodyXAhwwyaU1ctiuaChsGRQpaakdSJxROI04ZdYMe Wh/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734344440; x=1734949240; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=KJsc4o1c6jnSv9LOCDTRbPOWWQRnItGG2p5/yupt4Hw=; b=b/sddAhPQtqL+eUQHb95FpIiBwBlehiTHSKWvh6Xs8bQz/ZHcbDXzJFEsJxhqzRyGZ yLN2qfCr2E18m2NPveG0oLvCrscafiGsVS8cZdlRd7Vdp/ykvAYfpdBA02EWdppd32iP SwXJLgQO+RwG2ijayyQbUdL3zuXI5MpyDkGkCVBP6sIsghIbsZiFzS7gbyBrd8pFVddH +87d4a1NxistLTMjT5rX6IPZQnoZW7FxEoui1bJpjD9Ze5e3f0RZtfLVknzR4fAK0Mm3 bs4aE0XbUvq442TBmoROYRiaAIVWpfe27ZQ6Cr0XHW4io0x62tk8PbQ679LVQLz+QrYf mgfQ== X-Gm-Message-State: AOJu0YztUm6nGHwVopkGKLJfdIYZuCHtCTeyLqTFmPTBrX9GoYRT1MOE DGkkw0CbQDwpn+TuQAvNDawxS5Uf9sPqzdtwvUdlqACAQFQA/aGY8ODutw5K X-Gm-Gg: ASbGncsAqRFGMWjb/lYxYW2aU06jGNPiyXG1TUTXUSW25EVJdX6qNz0b2TIhMbaSsgl sGPKvi3U8YbeWeREI2vHsUQQEfaIFMcEK3CjJntOBscZcv3Bpo/Mwni1Baqbm6hv6/am4sXKMbk 5a9CVkeP9/m/hVIy0UVtWYk5rlMrzJGvyjPWHZy0HeVS2jqL8ibGBoWhWCtJ9UyajkIn+qY+Yha ITdXmxr6OAEx3y7C/szcnFdWnw/GqS0c57qFmUDP18r29tLEuM+g4r4 X-Google-Smtp-Source: AGHT+IGcyK0pxLycJG6lmbRUV5Ec/9sx23ZXY2ijDp3BUltQk3KQ9o11Cuvip6wJ3evdlsE/1GR2gw== X-Received: by 2002:a05:6402:1f8e:b0:5d3:cd5b:64a9 with SMTP id 4fb4d7f45d1cf-5d63c3c08d7mr10886777a12.34.1734344439816; Mon, 16 Dec 2024 02:20:39 -0800 (PST) Received: from tpt440p.. ([69.63.64.50]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5d652ab604fsm3026099a12.2.2024.12.16.02.20.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Dec 2024 02:20:39 -0800 (PST) From: "Sicelo A. Mhlongo" To: ofono@lists.linux.dev Cc: "Sicelo A. Mhlongo" Subject: [PATCH 1/3] util: ensure decode_hex_own_buf is passed a valid buffer Date: Mon, 16 Dec 2024 12:19:42 +0200 Message-ID: <20241216102021.345566-1-absicsz@gmail.com> X-Mailer: git-send-email 2.45.2 Precedence: bulk X-Mailing-List: ofono@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 --- src/util.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/util.c b/src/util.c index 53d55d7e..bfe46ef2 100644 --- a/src/util.c +++ b/src/util.c @@ -3181,6 +3181,9 @@ unsigned char *decode_hex_own_buf(const char *in, long len, long *items_written, char c; unsigned char b; + if (!buf) + return NULL; + if (len < 0) len = strlen(in);