ntdll: Return STATUS_INVALID_DEVICE_REQUEST when trying to call NtReadFile on directory.

dlls/ntdll/tests/file.c

@@ -171,7 +171,6 @@ static void create_file_test(void)
     U(io).Status = 0xdeadbeef;
     offset.QuadPart = 0;
     status = pNtReadFile( dir, NULL, NULL, NULL, &io, buf, sizeof(buf), &offset, NULL );
-    todo_wine
     ok( status == STATUS_INVALID_DEVICE_REQUEST || status == STATUS_PENDING, "NtReadFile error %08x\n", status );
     if (status == STATUS_PENDING)
     {

dlls/ntdll/unix/file.c

@@ -344,7 +344,7 @@ NTSTATUS errno_to_status( int err )
     case EACCES:    return STATUS_ACCESS_DENIED;
     case ENOTDIR:   return STATUS_OBJECT_PATH_NOT_FOUND;
     case ENOENT:    return STATUS_OBJECT_NAME_NOT_FOUND;
-    case EISDIR:    return STATUS_FILE_IS_A_DIRECTORY;
+    case EISDIR:    return STATUS_INVALID_DEVICE_REQUEST;
     case EMFILE:
     case ENFILE:    return STATUS_TOO_MANY_OPENED_FILES;
     case EINVAL:    return STATUS_INVALID_PARAMETER;