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diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c
index 0e71deb..e18a6c3 100644
--- a/stdio-common/vfscanf.c
+++ b/stdio-common/vfscanf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2006, 2007, 2010, 2011 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2007, 2010, 2011, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -274,7 +274,7 @@ _IO_vfscanf_internal (_IO_FILE *s, const char *format, _IO_va_list argptr,
CHAR_T *old = wp; \
size_t newsize = (UCHAR_MAX + 1 > 2 * wpmax \
? UCHAR_MAX + 1 : 2 * wpmax); \
- if (use_malloc || __libc_use_alloca (newsize)) \
+ if (use_malloc || !__libc_use_alloca (newsize)) \
{ \
wp = realloc (use_malloc ? wp : NULL, newsize); \
if (wp == NULL) \
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