- deraadt@cvs.openbsd.org 2004/05/11 19:01:43
[auth.c auth2-none.c authfile.c channels.c monitor.c monitor_mm.c
packet.c packet.h progressmeter.c session.c openbsd-compat/xmmap.c]
improve some code lint did not like; djm millert ok
diff --git a/auth2-none.c b/auth2-none.c
index c342add..2bf5b5c 100644
--- a/auth2-none.c
+++ b/auth2-none.c
@@ -23,7 +23,7 @@
*/
#include "includes.h"
-RCSID("$OpenBSD: auth2-none.c,v 1.6 2003/08/26 09:58:43 markus Exp $");
+RCSID("$OpenBSD: auth2-none.c,v 1.7 2004/05/11 19:01:43 deraadt Exp $");
#include "auth.h"
#include "xmalloc.h"
@@ -46,7 +46,7 @@
{
struct stat st;
char *banner = NULL;
- off_t len, n;
+ size_t len, n;
int fd;
if ((fd = open(options.banner, O_RDONLY)) == -1)
@@ -55,7 +55,12 @@
close(fd);
return (NULL);
}
- len = st.st_size;
+ if (st.st_size > 1*1024*1024) {
+ close(fd);
+ return (NULL);
+ }
+
+ len = (size_t)st.st_size; /* truncate */
banner = xmalloc(len + 1);
n = atomicio(read, fd, banner, len);
close(fd);