[hurd,commited] hurd: Check at_flags passed to faccessat

[Samuel Thibault]

        * sysdeps/mach/hurd/faccessat.c (__faccessat_common): Check for errors
        returned by __hurd_at_flags.
---
 ChangeLog                     | 5 +++++
 sysdeps/mach/hurd/faccessat.c | 4 +++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index c4fc9ab22a..8bffe5035b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2019-01-22  Samuel Thibault  <samuel.thiba...@ens-lyon.org>
+
+       * sysdeps/mach/hurd/faccessat.c (__faccessat_common): Check for errors
+       returned by __hurd_at_flags.
+
 2019-01-21  Joseph Myers  <jos...@codesourcery.com>
 
        * scripts/build-many-glibcs.py (Context.checkout): Default
diff --git a/sysdeps/mach/hurd/faccessat.c b/sysdeps/mach/hurd/faccessat.c
index 7a5bf47bb2..7e8c144b80 100644
--- a/sysdeps/mach/hurd/faccessat.c
+++ b/sysdeps/mach/hurd/faccessat.c
@@ -60,7 +60,9 @@ __faccessat_common (int fd, const char *file, int type, int 
at_flags,
          usual effective permissions.  */
 
       int hurd_flags = 0;
-      __hurd_at_flags (&at_flags, &hurd_flags);
+      err = __hurd_at_flags (&at_flags, &hurd_flags);
+      if (err)
+       return errfunc (err);
 
       error_t reauthenticate_cwdir_at (file_t *result)
        {
-- 
2.20.1