From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f70.google.com (mail-wm1-f70.google.com [209.85.128.70]) (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 321C949BD94 for ; Thu, 24 Sep 2026 14:58:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790261915; cv=none; b=Ch4UsJAiO2Xeff4rozPAH4/PJqUiOd1FwF26ZhqTDvuJ3/MrKrGARaPqJZsDtzvsbSJSFg92eaXorykLNswXQORBEVgXswhDorR1S3geyYnw1nt92KydAcFColhBoc6UlwivIHUhQV4SIF9NbtB5BRboLAjExt+K4RmnLDrIjak= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790261915; c=relaxed/simple; bh=w1cqUyc/Ize4PtxGR8ncKrrTkut9WX1VnYvd2cwe5OE=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=YqGdTsz0ooy4t414/fwiIL/sKdwrrcv0Y458as4bUJ8cFvgDXio/4l9AlVShkUXRKA+Vc0P8rLO8HK5EHCPvx4qdwnO/jrM9hQULsLQ7zTQpkzQEAGtWFQkVq3FeB9qBuGaw8afcstCDmQtiHOXa323DFF6TifPOA3JEM6mvgDQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--vdonnefort.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=FApVzSf2; arc=none smtp.client-ip=209.85.128.70 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--vdonnefort.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="FApVzSf2" Received: by mail-wm1-f70.google.com with SMTP id 5b1f17b1804b1-49e6b5c5f44so31618895e9.2 for ; Thu, 24 Sep 2026 07:58:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1790261908; x=1790866708; darn=vger.kernel.org; h=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=Q/4Lk189uH8ybB/G/PRCaP8BERsbtAT8+BPaWTHQHns=; b=FApVzSf2BW279I+jATByGUptkqcd9qo12XJOi99MmMgJPH934cqnyO20E3WAKt63J4 Yq1Aj2Z55zn5nxsw5S1E0aERm2aUruCPm9/m7BS9+6PdC7c7XdW7sCbpFJWzm/K+Anaq yJcOSQjPNczGEDviqSNoUzg6mHwYoQZniKqKyiekS5oYwGYg6Bhl2oaK5WImBOZaehmS 4k7Bf7vGx4f2FB3a0mFmMtJLJk6IcbBHKs+6w/tPGXOOMAI29Fa2Thzansk4MckQ9n9E CnrQA5Ewt6BYuozj5ccvSUhp2/sAm1wbx5tRwfZe3mLAAW2jzJJ0HWF5F94nET3zEIYH 4WBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790261908; x=1790866708; h=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=Q/4Lk189uH8ybB/G/PRCaP8BERsbtAT8+BPaWTHQHns=; b=YOe9HezULRRvrYv72nC8WQEEv7k5SjtX7nEI5deU7J8ii5jBOIz0IVG7IuFGONlvUp VC17M0Voaq8V+mwNPssV0OHl7O41cUCAIJ+GvGIk2kMPaHQV7vSZLy9SwJrGq+fwjrPh UDlwfOW4iMRFgQB1hjXHdSNLs5mNLKUphF5eWFBfZ+k7C3e9CL996XgMVsiKc1DpSB+d +sgqN1N2jeXngtE4PAB0/I3K5kaSJbuWAbk2fBjawtuv6i50vYT8QUH2IvNYQAOvz3kd ZXKtIg354xelfjXvOeThFMEqThvAy8bt9hszu38/i3UDplW4CuaTfW2EjiyWdpdpwRxQ Z4pQ== X-Forwarded-Encrypted: i=1; AKwUvBxKskGSgkO8YUaDMo1gCgIUvZnFBAQbazagqbeccShbkfV2Wk/nibSLsmEjoBy1vDvAQr3sUyWQf7X0jXE=@vger.kernel.org X-Gm-Message-State: AFuF++lNaJpQrwwqB/zXn55l3yu/s4XH/MwFZ9UZQ7mSu8/T87oqy7O5 9kPmG2DV1gIrVxLV/ZDGRCZolEuIYUOupM+647R6mUhhw13b6B9S2GboFEJ6/fRAezgBkGiKE0g i+O/cUBJY6FLyLrXihsv9mg== X-Received: from wmpg33.prod.google.com ([2002:a05:600c:4ca1:b0:49d:f06:1f0b]) (user=vdonnefort job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:1d99:b0:49e:6c27:d093 with SMTP id 5b1f17b1804b1-49fe7b739f4mr38613285e9.15.1790261908146; Thu, 24 Sep 2026 07:58:28 -0700 (PDT) Date: Thu, 24 Sep 2026 15:57:38 +0100 In-Reply-To: <20260924145754.1285146-1-vdonnefort@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260924145754.1285146-1-vdonnefort@google.com> X-Mailer: git-send-email 2.56.0.rc1.310.g51773c2048-goog Message-ID: <20260924145754.1285146-5-vdonnefort@google.com> Subject: [PATCH v7 04/20] tracing/remotes: Initialise pos in trace_start() From: Vincent Donnefort To: rostedt@goodmis.org, mhiramat@kernel.org, linux-trace-kernel@vger.kernel.org Cc: mathieu.desnoyers@efficios.com, kernel-team@android.com, linux-kernel@vger.kernel.org, Vincent Donnefort Content-Type: text/plain; charset="UTF-8" When *pos is 0, trace_start() passes a dummy local variable i to trace_next() to fetch the first entry without modifying *pos. In that branch, i was left uninitialized. While i is discarded and causes no functional issues, initialise i and keep static analysers happy. Signed-off-by: Vincent Donnefort --- kernel/trace/trace_remote.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_remote.c b/kernel/trace/trace_remote.c index ae22d13308a5..aa76845a630a 100644 --- a/kernel/trace/trace_remote.c +++ b/kernel/trace/trace_remote.c @@ -748,12 +748,12 @@ static void *trace_start(struct seq_file *m, loff_t *pos) trace_remote_iter_read_start(iter); + i = iter->pos; if (!*pos) { iter->pos = -1; return trace_next(m, NULL, &i); } - i = iter->pos; while (i < *pos) { iter = trace_next(m, NULL, &i); if (!iter) -- 2.56.0.rc1.310.g51773c2048-goog