The branch stable/13 has been updated by trasz: URL: https://cgit.FreeBSD.org/src/commit/?id=1e44a4ea0d4ab6ae9b022293233bba8719f0515e
commit 1e44a4ea0d4ab6ae9b022293233bba8719f0515e Author: Edward Tomasz Napierala <[email protected]> AuthorDate: 2021-04-16 15:26:43 +0000 Commit: Edward Tomasz Napierala <[email protected]> CommitDate: 2022-02-13 21:06:38 +0000 linux: support AT_EMPTY_PATH flag in fchownat(2) This fixes rsyslog package installation scripts in Bionic. Reviewed By: kib Sponsored By: EPSRC Differential Revision: https://reviews.freebsd.org/D29108 (cherry picked from commit e47823b8312b7cb61c5c8cb8e1eb981994e3a0b4) --- sys/compat/linux/linux_file.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/sys/compat/linux/linux_file.c b/sys/compat/linux/linux_file.c index 438b100d4e21..6b02c2efb88e 100644 --- a/sys/compat/linux/linux_file.c +++ b/sys/compat/linux/linux_file.c @@ -1740,12 +1740,17 @@ linux_fchownat(struct thread *td, struct linux_fchownat_args *args) char *path; int error, dfd, flag; - if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW) + if (args->flag & ~(LINUX_AT_SYMLINK_NOFOLLOW | LINUX_AT_EMPTY_PATH)) { + linux_msg(td, "fchownat unsupported flag 0x%x", args->flag); return (EINVAL); + } - dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd; flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) == 0 ? 0 : AT_SYMLINK_NOFOLLOW; + flag |= (args->flag & LINUX_AT_EMPTY_PATH) == 0 ? 0 : + AT_EMPTY_PATH; + + dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd; if (!LUSECONVPATH(td)) { return (kern_fchownat(td, dfd, args->filename, UIO_USERSPACE, args->uid, args->gid, flag));
