X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/4165b82e3e23595eddac85faabaf1f4fc057e366..c4f51837081fc00e2c67c70da918a948590cd392:/monitor_mm.c

diff --git a/monitor_mm.c b/monitor_mm.c
index fb5f2c82..e57c87cc 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>
@@ -166,8 +166,10 @@ 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)