From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f50.google.com (mail-lf1-f50.google.com [209.85.167.50]) (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 78FB6288D7 for ; Mon, 18 Mar 2024 09:16:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710753366; cv=none; b=jFPHspPnAnhmlKfGRrIMtuMkVLGoduLy0qAJRVMxL/Z/JA6AsEARm5lLjNu+jY0HGavbbnvGgOkaSBQ30iS0GeI6hCcg+tn2XU1ksg3CregduQXE+/rA+5zWov1hUEm1sfQ2Ku1jlJLnt02n9tEdZG+eEgxDPEYl58Eiv766Vxc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710753366; c=relaxed/simple; bh=ku9bWLHRKUYcvEwqRD25tayiqgDkHKNv2edDYapYL8U=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=N8jGPOdw4FASF6+N05ai/+4x2VIApuw205Mc0E2nXNI2kQJmPUmhF31TCd4P0aHkesBPVbQPdDUJJFZ3PvNKNOICYoz739toYrztbU4APlpZ4oLY21PfOn7u9t3E6Ic9qih5GKYcW9qdxxsX+Zv1yEnx77ZY1TbZoXGdwiSr+cE= 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=SPaf+Uo0; arc=none smtp.client-ip=209.85.167.50 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="SPaf+Uo0" Received: by mail-lf1-f50.google.com with SMTP id 2adb3069b0e04-513dca8681bso457353e87.0 for ; Mon, 18 Mar 2024 02:16:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1710753363; x=1711358163; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=1HNCk+K6DfvbyoIyByBLQlVI8Y5dUy/g4xzem5BE2Jg=; b=SPaf+Uo0DkRVYAKVSiW+rdJlcP06sVu86NZu7/UUHcJi3nUDjLusTjokvLeuY9Dsjh y7Jiir11Qooxfe2tSkXEoSmuDdS/Suz2ePf4Gcl15Ou+xlIZsqFtmxJRPEx2VnVOTPoN 31PdpYa6/dHl0QyPMSsmw9gTWD3ouQZVNJvyr9/srG9xuTMoRASZyeqkyE47YbJ9Y5pF NFxNhtkdInP1oyZu3PrkO9lE7TRbl1/X9tXPAu3roh8iHLBM8FUmInV4+gdRZROxIl9d gTZYi2mUR/UzOJa+Q7mrsd3Rou2954GvJfFO0E2D4cZm2FHH5MxU2jEgm26L4RY5hgPs mLWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710753363; x=1711358163; 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=1HNCk+K6DfvbyoIyByBLQlVI8Y5dUy/g4xzem5BE2Jg=; b=eR5kT5ciGcndfbxPAZk1kjxcpOdojEbybgUD6Zd/f+EzbxzoJlwpgGiWb845ywAnFI XSxE+bjGifdQgwSisP8YJM8/+qkiXKV3+QAdCAbBcGjAbFTKWwMwT8V3Ol71qjg2edV1 ugFOZVdPob9pdDfyqPhxx6C3gpQJS20sLYdC6MMUxzw2jyYDHK6XWhu7KQIMLyLoxTXx +6o7ejttSYCxSmX8oms+GXVDmej7hTcx+1DUgFjd/a9Y7kKov0XXzV6fzl/gCvdYKqDB 6O8uFjlAxLlhds4RVWtcADwFeBmmulc/fVO7PmkJf+RK2wqG1DeWWHrji0gWxlzoTkSt hUDQ== X-Gm-Message-State: AOJu0Yxf52nTBR1nzGhUQ9FCS1lNy3Pn4Dlk0wNeWsqtDPe7XYooxgXf ZGrnlre73TjMBIf1bNwW05iJy6/NYJhNhOgs8WWopA9NvoNPK/u7oObiVe7uxdS80Q== X-Google-Smtp-Source: AGHT+IGEcxwucJvb5UVL7BgpkqiEi9pnsLIpJronQy8bXz9NXnFB6befDGc8lua9ZenElYdbFl1kYQ== X-Received: by 2002:ac2:5f81:0:b0:513:c98c:7d02 with SMTP id r1-20020ac25f81000000b00513c98c7d02mr5353058lfe.6.1710753362400; Mon, 18 Mar 2024 02:16:02 -0700 (PDT) Received: from localhost.localdomain ([83.217.200.104]) by smtp.gmail.com with ESMTPSA id k24-20020a192d18000000b00513b1027d9dsm1553214lfj.215.2024.03.18.02.16.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Mar 2024 02:16:01 -0700 (PDT) From: Denis Kirjanov X-Google-Original-From: Denis Kirjanov To: stephen@networkplumber.org, dsahern@kernel.org Cc: netdev@vger.kernel.org, Denis Kirjanov Subject: [PATCH iproute2 v2] ifstat: handle strdup return value Date: Mon, 18 Mar 2024 05:15:41 -0400 Message-Id: <20240318091541.2595-1-dkirjanov@suse.de> X-Mailer: git-send-email 2.30.2 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit get_nlmsg_extended is missing the check as it's done in get_nlmsg v2: don't set the errno value explicitly Signed-off-by: Denis Kirjanov --- misc/ifstat.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/misc/ifstat.c b/misc/ifstat.c index 685e66c9..352e5622 100644 --- a/misc/ifstat.c +++ b/misc/ifstat.c @@ -140,6 +140,10 @@ static int get_nlmsg_extended(struct nlmsghdr *m, void *arg) n->ifindex = ifsm->ifindex; n->name = strdup(ll_index_to_name(ifsm->ifindex)); + if (!n->name) { + free(n); + return -1; + } if (sub_type == NO_SUB_TYPE) { memcpy(&n->val, RTA_DATA(tb[filter_type]), sizeof(n->val)); -- 2.30.2