* syscalls.cc (rename): Just return with 0 if filenames are identical,

	per POSIX.  Drop comment added in previous patch.

1 files changed, 2 insertions, 5 deletions

diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index 548e2c66f..337d50282 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -1573,17 +1573,14 @@ rename (const char *oldpath, const char *newpath)
   /* First check if oldpath and newpath only differ by case.  If so, it's
      just a request to change the case of the filename.  By simply setting
      the file attributes to INVALID_FILE_ATTRIBUTES (which translates to
-     "file doesn't exist"), all later tests are skipped.
-     If not, it's a request to change the case of the name of a mount
-     point.  If we don't catch this here, the underlying directory would
-     be deleted, if it happens to be empty. */
+     "file doesn't exist"), all later tests are skipped. */
   if (newpc.exists () && equal_path)
     {
       if (RtlEqualUnicodeString (oldpc.get_nt_native_path (),
 				 newpc.get_nt_native_path (),
 				 FALSE))
 	{
-	  set_errno (EACCES);
+	  res = 0;
 	  goto out;
 	}
       newpc.file_attributes (INVALID_FILE_ATTRIBUTES);