MaxColumn = Private->DevNullColumns;\r
\r
Buffer = AllocateZeroPool ((MaxColumn + 1) * sizeof (CHAR16));\r
+ if (Buffer == NULL) {\r
+ return ReturnStatus;\r
+ }\r
\r
for (Row = 0; Row < Private->DevNullRows; Row++, Screen += (MaxColumn + 1), Attributes += MaxColumn) {\r
\r