From 24df3371d97a7516605aef8abbc253a8c162b211 Mon Sep 17 00:00:00 2001 From: Greg Kurz Date: Thu, 25 May 2017 10:30:14 +0200 Subject: 9pfs: assume utimensat() and futimens() are present The utimensat() and futimens() syscalls have been around for ages (ie, glibc 2.6 and linux 2.6.22), and the decision was already taken to switch to utimensat() anyway when fixing CVE-2016-9602 in 2.9. Signed-off-by: Greg Kurz Reviewed-by: Eric Blake --- fsdev/virtfs-proxy-helper.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'fsdev') diff --git a/fsdev/virtfs-proxy-helper.c b/fsdev/virtfs-proxy-helper.c index 4c4238f62e..6c066ec9a0 100644 --- a/fsdev/virtfs-proxy-helper.c +++ b/fsdev/virtfs-proxy-helper.c @@ -945,7 +945,8 @@ static int process_requests(int sock) &spec[0].tv_sec, &spec[0].tv_nsec, &spec[1].tv_sec, &spec[1].tv_nsec); if (retval > 0) { - retval = qemu_utimens(path.data, spec); + retval = utimensat(AT_FDCWD, path.data, spec, + AT_SYMLINK_NOFOLLOW); if (retval < 0) { retval = -errno; } -- cgit v1.2.1