upstream commit

Use pread/pwrite instead separate lseek+read/write for
 lastlog. Cast to off_t before multiplication to avoid truncation on ILP32

ok kettenis@ mmcc@

Upstream-ID: fc40092568cd195719ddf1a00aa0742340d616cf
diff --git a/sshlogin.c b/sshlogin.c
index 818312f..cea3e76 100644
--- a/sshlogin.c
+++ b/sshlogin.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshlogin.c,v 1.31 2015/01/20 23:14:00 deraadt Exp $ */
+/* $OpenBSD: sshlogin.c,v 1.32 2015/12/26 20:51:35 guenther Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland