diff options
Diffstat (limited to 'common/membuf.c')
| -rw-r--r-- | common/membuf.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/common/membuf.c b/common/membuf.c index 9395eab6d..737930b76 100644 --- a/common/membuf.c +++ b/common/membuf.c @@ -1,5 +1,5 @@ -/* membuf.c - A simple implementation of a dynamic buffer - * Copyright (C) 2001, 2003 Free Software Foundation, Inc. +/* membuf.c - A simple implementation of a dynamic buffer. + * Copyright (C) 2001, 2003, 2009 Free Software Foundation, Inc. * * This file is part of GnuPG. * @@ -75,7 +75,7 @@ put_membuf (membuf_t *mb, const void *buf, size_t len) in case we are storing sensitive data here. The membuf API does not provide another way to cleanup after an error. */ - memset (mb->buf, 0, mb->len); + wipememory (mb->buf, mb->len); return; } mb->buf = p; @@ -99,8 +99,12 @@ get_membuf (membuf_t *mb, size_t *len) if (mb->out_of_core) { - xfree (mb->buf); - mb->buf = NULL; + if (mb->buf) + { + wipememory (mb->buf, mb->len); + xfree (mb->buf); + mb->buf = NULL; + } errno = mb->out_of_core; return NULL; } |