diff options
Diffstat (limited to 'crypto/openssh/xmalloc.c')
| -rw-r--r-- | crypto/openssh/xmalloc.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/crypto/openssh/xmalloc.c b/crypto/openssh/xmalloc.c index 2f1cd23..98cbf87 100644 --- a/crypto/openssh/xmalloc.c +++ b/crypto/openssh/xmalloc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: xmalloc.c,v 1.29 2014/01/04 17:50:55 tedu Exp $ */ +/* $OpenBSD: xmalloc.c,v 1.32 2015/04/24 01:36:01 deraadt Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -15,8 +15,10 @@ #include "includes.h" -#include <sys/param.h> #include <stdarg.h> +#ifdef HAVE_STDINT_H +#include <stdint.h> +#endif #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -44,8 +46,8 @@ xcalloc(size_t nmemb, size_t size) if (size == 0 || nmemb == 0) fatal("xcalloc: zero size"); - if (SIZE_T_MAX / nmemb < size) - fatal("xcalloc: nmemb * size > SIZE_T_MAX"); + if (SIZE_MAX / nmemb < size) + fatal("xcalloc: nmemb * size > SIZE_MAX"); ptr = calloc(nmemb, size); if (ptr == NULL) fatal("xcalloc: out of memory (allocating %zu bytes)", @@ -54,22 +56,14 @@ xcalloc(size_t nmemb, size_t size) } void * -xrealloc(void *ptr, size_t nmemb, size_t size) +xreallocarray(void *ptr, size_t nmemb, size_t size) { void *new_ptr; - size_t new_size = nmemb * size; - if (new_size == 0) - fatal("xrealloc: zero size"); - if (SIZE_T_MAX / nmemb < size) - fatal("xrealloc: nmemb * size > SIZE_T_MAX"); - if (ptr == NULL) - new_ptr = malloc(new_size); - else - new_ptr = realloc(ptr, new_size); + new_ptr = reallocarray(ptr, nmemb, size); if (new_ptr == NULL) - fatal("xrealloc: out of memory (new_size %zu bytes)", - new_size); + fatal("xreallocarray: out of memory (%zu elements of %zu bytes)", + nmemb, size); return new_ptr; } |
