diff options
Diffstat (limited to 'newlib/libc/stdio/vasprintf.c')
| -rw-r--r-- | newlib/libc/stdio/vasprintf.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/newlib/libc/stdio/vasprintf.c b/newlib/libc/stdio/vasprintf.c index 43197d582..2c8065cbc 100644 --- a/newlib/libc/stdio/vasprintf.c +++ b/newlib/libc/stdio/vasprintf.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 1990 The Regents of the University of California. + * Copyright (c) 1990, 2007 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted @@ -46,8 +46,11 @@ _DEFUN(vasprintf, (strp, fmt, ap), f._bf._size = f._w = 0; f._file = -1; /* No file. */ ret = _vfprintf_r (_REENT, &f, fmt, ap); - *f._p = 0; - *strp = f._bf._base; + if (ret >= 0) + { + *f._p = 0; + *strp = f._bf._base; + } return ret; } @@ -68,8 +71,10 @@ _DEFUN(_vasprintf_r, (ptr, strp, fmt, ap), f._bf._size = f._w = 0; f._file = -1; /* No file. */ ret = _vfprintf_r (ptr, &f, fmt, ap); - *f._p = 0; - *strp = f._bf._base; + if (ret >= 0) + { + *f._p = 0; + *strp = f._bf._base; + } return ret; } - |