diff options
Diffstat (limited to 'xmalloc.c')
| -rw-r--r-- | xmalloc.c | 10 |
1 files changed, 7 insertions, 3 deletions
@@ -35,7 +35,7 @@ xcalloc(size_t nmemb, size_t size) { void *ptr; - if (nmemb && size && SIZE_T_MAX / nmemb < size) + if (nmemb && size && SIZE_T_MAX / nmemb < size) fatal("xcalloc: nmemb * size > SIZE_T_MAX"); if (size == 0 || nmemb == 0) fatal("xcalloc: zero size"); @@ -47,10 +47,13 @@ xcalloc(size_t nmemb, size_t size) } void * -xrealloc(void *ptr, size_t new_size) +xrealloc(void *ptr, size_t nmemb, size_t size) { void *new_ptr; + size_t new_size = nmemb * size; + if (nmemb && size && SIZE_T_MAX / nmemb < size) + fatal("xrealloc: nmemb * size > SIZE_T_MAX"); if (new_size == 0) fatal("xrealloc: zero size"); if (ptr == NULL) @@ -58,7 +61,8 @@ xrealloc(void *ptr, size_t new_size) else new_ptr = realloc(ptr, new_size); if (new_ptr == NULL) - fatal("xrealloc: out of memory (new_size %lu bytes)", (u_long) new_size); + fatal("xrealloc: out of memory (new_size %lu bytes)", + (u_long) new_size); return new_ptr; } |