udp: Fix resource leaks in an error path in udp6_send()

Reported by:	Andrew Griffiths <andrew@calif.io>
Fixes:		069a67374e ("ip6: Remove support for RFC2675 (Jumbo Payload Option)")
Reviewed by:	pouria, tuexen, glebius
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D57341

This commit is contained in:

Mark Johnston

2026-06-05 21:48:35 +00:00

parent c2631d1623

commit 520e0f576f

1 changed files with 2 additions and 4 deletions

									
										sys/netinet6/udp6_usrreq.c
									
		+2
		-4
	
												View File
												
				@@ -862,11 +862,9 @@ udp6_send(struct socket *so, int flags_arg, struct mbuf *m,

					ulen = m->m_pkthdr.len;

					plen = sizeof(struct udphdr) + ulen;

					hlen = sizeof(struct ip6_hdr);

					if (plen > IPV6_MAXPAYLOAD) {

						m_freem(control);

						m_freem(m);

						return (EMSGSIZE);

						error = EMSGSIZE;

						goto release;

					}

					/*