Commit 2f5f0df2 authored Sep 05, 2025 by Jukka Rissanen Committed by github-actions[bot] Sep 13, 2025

net: context: Make sure TCP allocation is not leaked



If we have allocated a TCP connection, and if after that
we get an error like EADDRINUSE, then we must de-allocate
the TCP connection otherwise there is a buffer leak.

Signed-off-by: Jukka Rissanen <jukka.rissanen@nordicsemi.no>
(cherry picked from commit 909710b5)

parent cccd5048

subsys/net/ip/net_context.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -553,6 +553,13 @@ int net_context_get(sa_family_t family, enum net_sock_type type, uint16_t proto,
		k_sem_give(&contexts_lock);

		if (ret < 0) {
		if (ret == -EADDRINUSE &&
		!net_if_is_ip_offloaded(net_if_get_default()) &&
		proto == IPPROTO_TCP) {
		/* Free the TCP context that we allocated earlier */
		net_tcp_put(&contexts[i]);
		}

		return ret;
		}

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