diff options
| author | Ben Lindstrom <mouring@eviladmin.org> | 2002-08-20 18:36:25 +0000 |
|---|---|---|
| committer | Ben Lindstrom <mouring@eviladmin.org> | 2002-08-20 18:36:25 +0000 |
| commit | 0a4f7542da24b870c3d18bedfcbd4c87aa7ebcd3 (patch) | |
| tree | 58843c57ff628b1e59ebc93167fe87e22ef71938 /monitor_mm.c | |
| parent | d730b780716d3955066f9fcc89aa377b31079cff (diff) | |
- millert@cvs.openbsd.org 2002/08/02 14:43:15
[monitor.c monitor_mm.c]
Change mm_zalloc() sanity checks to be more in line with what
we do in calloc() and add a check to monitor_mm.c.
OK provos@ and markus@
Diffstat (limited to 'monitor_mm.c')
| -rw-r--r-- | monitor_mm.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/monitor_mm.c b/monitor_mm.c index fbf57b439..b4a6e40c9 100644 --- a/monitor_mm.c +++ b/monitor_mm.c @@ -24,7 +24,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: monitor_mm.c,v 1.7 2002/06/28 01:49:31 millert Exp $"); +RCSID("$OpenBSD: monitor_mm.c,v 1.8 2002/08/02 14:43:15 millert Exp $"); #ifdef HAVE_SYS_MMAN_H #include <sys/mman.h> @@ -167,8 +167,10 @@ mm_malloc(struct mm_master *mm, size_t size) if (size == 0) fatal("mm_malloc: try to allocate 0 space"); + if (size > SIZE_T_MAX - MM_MINSIZE + 1) + fatal("mm_malloc: size too big"); - size = ((size + MM_MINSIZE - 1) / MM_MINSIZE) * MM_MINSIZE; + size = ((size + (MM_MINSIZE - 1)) / MM_MINSIZE) * MM_MINSIZE; RB_FOREACH(mms, mmtree, &mm->rb_free) { if (mms->size >= size) |