X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/30eab01dd513b1e58f1c5c63a789c9d005f29a38..f464b2f1e7aa702f53d84d7fc5284b24d3c94061:/monitor_mm.c

diff --git a/monitor_mm.c b/monitor_mm.c
index fbf57b43..b0ec37cf 100644
--- a/monitor_mm.c
+++ b/monitor_mm.c
@@ -24,13 +24,12 @@
  */
 
 #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 1.9 2004/05/11 19:01:43 deraadt Exp $");
 
 #ifdef HAVE_SYS_MMAN_H
 #include <sys/mman.h>
 #endif
 
-#include "openbsd-compat/xmmap.h"
 #include "ssh.h"
 #include "xmalloc.h"
 #include "log.h"
@@ -93,7 +92,7 @@ mm_create(struct mm_master *mmalloc, size_t size)
 	mm->mmalloc = mmalloc;
 
 	address = xmmap(size);
-	if (address == MAP_FAILED)
+	if (address == (void *)MAP_FAILED)
 		fatal("mmap(%lu): %s", (u_long)size, strerror(errno));
 
 	mm->address = address;
@@ -167,8 +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)