From 12c590a9abd770f69da3bc0b8adb4955d79357c8 Mon Sep 17 00:00:00 2001 From: Konstantin Belousov Date: Sun, 31 May 2026 01:11:45 +0300 Subject: [PATCH] bindat(2)/connectat(2): allow implicit EMPTYPATH for unix domain sockets path specification. Reviewed by: markj Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D57370 --- sys/kern/uipc_usrreq.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c index a5607e66117..a798aaf4f87 100644 --- a/sys/kern/uipc_usrreq.c +++ b/sys/kern/uipc_usrreq.c @@ -612,8 +612,9 @@ uipc_bindat(int fd, struct socket *so, struct sockaddr *nam, struct thread *td) buf[namelen] = 0; restart: - NDINIT_ATRIGHTS(&nd, CREATE, NOFOLLOW | LOCKPARENT | NOCACHE, - UIO_SYSSPACE, buf, fd, cap_rights_init_one(&rights, CAP_BINDAT)); + NDINIT_ATRIGHTS(&nd, CREATE, NOFOLLOW | LOCKPARENT | NOCACHE | + EMPTYPATH, UIO_SYSSPACE, buf, fd, cap_rights_init_one(&rights, + CAP_BINDAT)); /* SHOULD BE ABLE TO ADOPT EXISTING AND wakeup() ALA FIFO's */ error = namei(&nd); if (error) @@ -2921,7 +2922,7 @@ unp_connectat(int fd, struct socket *so, struct sockaddr *nam, sa = malloc(sizeof(struct sockaddr_un), M_SONAME, M_WAITOK); else sa = NULL; - NDINIT_ATRIGHTS(&nd, LOOKUP, FOLLOW | LOCKSHARED | LOCKLEAF, + NDINIT_ATRIGHTS(&nd, LOOKUP, FOLLOW | LOCKSHARED | LOCKLEAF | EMPTYPATH, UIO_SYSSPACE, buf, fd, cap_rights_init_one(&rights, CAP_CONNECTAT)); error = namei(&nd); if (error)