Date: Tue, 09 Jun 2026 21:10:25 +0000 From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: a248c5545f6f - main - connectat(2): do not enable EMPTYPATH for AT_FDCWD Message-ID: <6a288141.24887.260244b8@gitrepo.freebsd.org>
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The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=a248c5545f6fb861ea4200b69a58b2abcf815ce4 commit a248c5545f6fb861ea4200b69a58b2abcf815ce4 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2026-06-09 05:27:49 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2026-06-09 21:09:48 +0000 connectat(2): do not enable EMPTYPATH for AT_FDCWD This restores existing error code for connect(2) over unix domain socket when the empty string is specified as socket address. Reported by: eduardo Reviewed by: markj Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D57509 --- sys/kern/uipc_usrreq.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c index 920588627914..b28aed291895 100644 --- a/sys/kern/uipc_usrreq.c +++ b/sys/kern/uipc_usrreq.c @@ -2921,8 +2921,9 @@ 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 | EMPTYPATH, - UIO_SYSSPACE, buf, fd, cap_rights_init_one(&rights, CAP_CONNECTAT)); + NDINIT_ATRIGHTS(&nd, LOOKUP, FOLLOW | LOCKSHARED | LOCKLEAF | + (fd == AT_FDCWD ? 0 : EMPTYPATH), UIO_SYSSPACE, buf, fd, + cap_rights_init_one(&rights, CAP_CONNECTAT)); error = namei(&nd); if (error) vp = NULL;home | help
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