From nobody Tue Dec 2 00:02:17 2025 Received: from mail-pl1-f195.google.com (mail-pl1-f195.google.com [209.85.214.195]) (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 1C9B9329390 for ; Tue, 25 Nov 2025 16:53:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764089641; cv=none; b=h43KE5tuJ1Py/BzfubW7ILaQHs8nDk4oTMqYzaG+KvpJ1p8XJYLgOHvgrQ20HdrrH5VBEwPmMiTq8JMBR6aRN9uCOSWtD+jCEA/HTyjbeRVpQbLvTfPadLY4qsmdeDjvCEyDIvaFurIbURmcIEoZ/S2jiVJKN7Mphs1k7prgCZg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764089641; c=relaxed/simple; bh=aUplM0Q+WymYe+1A/lZP7aug9PsfhHdEn+gWO5zCenM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=GR5ear0YeWP2o9Tj/8tW3zvZ5JHWOGHxpu37zrhiXvI1e6U4gE1mr+TCrXXRotqJCWpo5oGSXF2IMc5RWChLh+1+2k+m4CtevY3vTFC3RPtmnSxdweXyJ0NzqTNISMEbzOFPQtcr+57Guu9I4aoEdjFHPEbmtrQcjI+wyUikDp4= 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=apIzVQrX; arc=none smtp.client-ip=209.85.214.195 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="apIzVQrX" Received: by mail-pl1-f195.google.com with SMTP id d9443c01a7336-2957850c63bso84905ad.0 for ; Tue, 25 Nov 2025 08:53:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1764089639; x=1764694439; 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=6s18FMY7uyV1u44mRCnu5uh2i4blp0jl9qxnh4O2Nz0=; b=apIzVQrXn1eJ3b4cYXW4b0RSsqx/8AUv0ki1imPuN0shCz6xwUOoV1nLxYy0t5EPiC EkT/p9BuQrPrQGG3R4Ygg37PyhJ5QkWPktWbZLC6el6QFpSKf2H+/cd3V7HGtwcyQLTt N5cWzIIwM8Is+1AphzFN2kc/atq3a06B1pB/gELvomI0Zz0G0mqWbXEA4vbM2M1BH06Z YsBElocCWuBFPyB2h8bCTe++Wt1VaVEdMe2D7Eb5w50LQf8nmRvNplXzZFFBfomxNG6k atW3Y4dU5NxUFK6y19R9t9ym67my3qgbTA6cMqRh8AZusi2f84j4ZOzGfDCsgjrCfxia EKWg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764089639; x=1764694439; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=6s18FMY7uyV1u44mRCnu5uh2i4blp0jl9qxnh4O2Nz0=; b=BUkX50CogrG7Nk3F0QkejRWiSw4453SsZXcILSw8zN6mneFqDQrNOgOQErJmblvRnY Qm7dpVgwBDNOtLb9MJLUbSTUa+3UyxNLr0f2vbAZC97rfso6mVfSEE3tvOO0W+eUr8kq C9uQCz0q45wj+GA+zYOMCakMamEbrGXkjd8QhK2HwV6wuaFKiRGGHWgqEdiCCWMM3dpP t5oTxQntSAw/sTgcfGiiQZRioqIByvqw6uu0IDPtEJZpF5UZmZztctJ87KHIROfxfTjB D+3DWUx3qoTc7yRcmAedSGEJc9UdUqVxBjv4nY+nD7I/DA+8c6a0mdtgs+2w4c/z2gYJ M9QA== X-Forwarded-Encrypted: i=1; AJvYcCU+y6TwlDZrrZOenY1LLzLLXNnMjo/TxsEwVBO9zqkvLceQcnoZGe+/artJ5t+sTFto1TxQjX6l5mRISI0=@vger.kernel.org X-Gm-Message-State: AOJu0YyDvt5+QW1N6kTxltk7HzDiik9Y7fmXJRDxgR+CBAhONJj7hXet OepU5a8RoSPPRx6BCOc3cVpGnUa82EM0ETbkjqtEmQAooTC5LWSY//2F X-Gm-Gg: ASbGncsl/hUBiROQMURZvKOL8ElhLwV0OWwzNqO6BkktoKmyOLlP67792Ul3IvKjYi6 O5ggwm+geTSHdH8yBTjoahRYelV0koiUtZJP9/wx4pvjXCe9h44VnvnEHouAZE68LPiC+r0GErl 4X3l2LHFUtGqpJzc+PYPvr/cYsf5QXUZ4keZo5dUVamsFnckKnkxUyHQu2WbnhGFex59FHMLW2m ijfR+wL7jkBm50ozE2AQq1GNcPOlMcsFCoooDbn+3j798vG1yG0K5fIdnKjSo13kQRUdwVVYURH piwEoZCASynmh4KS4nn+gkT3VZvtPwEzdG+JifVB+RS2SibHXuh0FAGJlkJlf2qfng2IWWmCGac gGkIOYWo54MZZiVQRFlDAiDOj9Nc5iqTO3uH/lE38V7GH1xZcE+9L0DHD8cRmJcX0bt+Nj7eOWD nDrmBmQmvNTzvwbRw= X-Google-Smtp-Source: AGHT+IHbazQEvSJes2O1nzZNAo1c74boxJ0wjTnr/HuZ/uGnkJLH8XoebhI/9J0mCujwUj3AMXkadw== X-Received: by 2002:a17:902:f78c:b0:297:eb3c:51ed with SMTP id d9443c01a7336-29b5e38c16dmr231490695ad.16.1764089639434; Tue, 25 Nov 2025 08:53:59 -0800 (PST) Received: from fedora ([103.120.31.122]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29b5b2ad643sm172438435ad.91.2025.11.25.08.53.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Nov 2025 08:53:58 -0800 (PST) From: Ankit Khushwaha To: Willem de Bruijn , Jason Xing , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Shuah Khan Cc: netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Ankit Khushwaha Subject: [PATCH net-next v2] selftests/net: initialize char variable to null Date: Tue, 25 Nov 2025 22:23:02 +0530 Message-ID: <20251125165302.20079-1-ankitkhushwaha.linux@gmail.com> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" char variable in 'so_txtime.c' & 'txtimestamp.c' were left uninitilized when switch default case taken. which raises following warning. txtimestamp.c:240:2: warning: variable 'tsname' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized] so_txtime.c:210:3: warning: variable 'reason' is used uninitialized whenever switch default is taken [-Wsometimes-uninitialized] initializing these variables to NULL to fix this. Signed-off-by: Ankit Khushwaha Reviewed-by: Willem de Bruijn --- changelog: v2: change patch name to net-next. v1: https://lore.kernel.org/all/20251124161324.16901-1-ankitkhushwaha.linux@gma= il.com/ --- tools/testing/selftests/net/so_txtime.c | 2 +- tools/testing/selftests/net/txtimestamp.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/net/so_txtime.c b/tools/testing/selfte= sts/net/so_txtime.c index 8457b7ccbc09..b76df1efc2ef 100644 --- a/tools/testing/selftests/net/so_txtime.c +++ b/tools/testing/selftests/net/so_txtime.c @@ -174,7 +174,7 @@ static int do_recv_errqueue_timeout(int fdt) msg.msg_controllen =3D sizeof(control); while (1) { - const char *reason; + const char *reason =3D NULL; ret =3D recvmsg(fdt, &msg, MSG_ERRQUEUE); if (ret =3D=3D -1 && errno =3D=3D EAGAIN) diff --git a/tools/testing/selftests/net/txtimestamp.c b/tools/testing/self= tests/net/txtimestamp.c index dae91eb97d69..bcc14688661d 100644 --- a/tools/testing/selftests/net/txtimestamp.c +++ b/tools/testing/selftests/net/txtimestamp.c @@ -217,7 +217,7 @@ static void print_timestamp_usr(void) static void print_timestamp(struct scm_timestamping *tss, int tstype, int tskey, int payload_len) { - const char *tsname; + const char *tsname =3D NULL; validate_key(tskey, tstype); -- 2.52.0