From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 1 Dec 2019 16:46:38 +0000 (+0000)
Subject: hurd: Fix renameat2 error
X-Git-Tag: glibc-2.31~195
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d51ca7d6ad1ab41ee8c86680cc82a3b75cbb6fd3;p=thirdparty%2Fglibc.git

hurd: Fix renameat2 error

renameat2 has to exclude RENAME_EXCHANGE | RENAME_NOREPLACE with EINVAL,
as tested by stdio-common/tst-renameat2.
---

diff --git a/sysdeps/mach/hurd/renameat2.c b/sysdeps/mach/hurd/renameat2.c
index 7892e9ca9e0..9e8f39d5407 100644
--- a/sysdeps/mach/hurd/renameat2.c
+++ b/sysdeps/mach/hurd/renameat2.c
@@ -30,6 +30,8 @@ __renameat2 (int oldfd, const char *old, int newfd, const char *new,
   const char *oldname, *newname;
   int excl = 0;
 
+  if ((flags & (RENAME_EXCHANGE | RENAME_NOREPLACE)) == (RENAME_EXCHANGE | RENAME_NOREPLACE))
+    return __hurd_fail (EINVAL);
   if (flags & (RENAME_EXCHANGE | RENAME_WHITEOUT))
     return __hurd_fail (ENOSYS);
   if (flags & RENAME_NOREPLACE)