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[204.195.96.226]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-7d52d04e0bbsm1473746a34.24.2026.02.20.21.23.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Feb 2026 21:23:44 -0800 (PST) Date: Fri, 20 Feb 2026 21:23:41 -0800 From: Stephen Hemminger To: "Matthieu Baerts (NGI0)" Cc: David Ahern , netdev@vger.kernel.org, mptcp@lists.linux.dev Subject: Re: [PATCH iproute2-next 3/3] mptcp: monitor: add JSON support Message-ID: <20260220212341.2481f496@phoenix.local> In-Reply-To: <20260220-ipr-monitor-json-v1-3-eb4b0d5f7820@kernel.org> References: <20260220-ipr-monitor-json-v1-0-eb4b0d5f7820@kernel.org> <20260220-ipr-monitor-json-v1-3-eb4b0d5f7820@kernel.org> Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 20 Feb 2026 19:54:03 +0100 "Matthieu Baerts (NGI0)" wrote: > +static void sig_exit_json(int signo) > +{ > + delete_json_obj(); > + rtnl_close(&genl_rth); > + exit(0); > +} > + Technically, none of these functions are signal safe. Maybe an atexit cleanup function, or on_exit, or destructor.