diff options
Diffstat (limited to 'src/stdmem.c')
| -rw-r--r-- | src/stdmem.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/stdmem.c b/src/stdmem.c index 1cfe62ff..1b22994b 100644 --- a/src/stdmem.c +++ b/src/stdmem.c @@ -1,5 +1,5 @@ /* stdmem.c - private memory allocator - * Copyright (C) 1998, 2000 Free Software Foundation, Inc. + * Copyright (C) 1998, 2000, 2002 Free Software Foundation, Inc. * * This file is part of Libgcrypt. * @@ -59,6 +59,9 @@ _gcry_private_enable_m_guard(void) void * _gcry_private_malloc( size_t n) { + if(!n) + return NULL; /* allocating 0 bytes is undefined - better return + an error */ if( use_m_guard ) { char *p; @@ -83,6 +86,9 @@ _gcry_private_malloc( size_t n) void * _gcry_private_malloc_secure( size_t n) { + if(!n) + return NULL; /* allocating 0 bytes is undefined - better return + an error */ if( use_m_guard ) { char *p; |