From: David van Moolenbroek <david@minix3.org>
Date: Mon, 27 Sep 2010 13:19:25 +0000 (+0000)
Subject: hgfs: do not return negative file sizes in stat (reported by Antoine Leca)
X-Git-Tag: v3.2.0~802
X-Git-Url: http://zhaoyanbai.com/repos/man.dig.html?a=commitdiff_plain;h=3736ce3f559af88d675c63e3bef5b4e1a09b84ee;p=minix.git

hgfs: do not return negative file sizes in stat (reported by Antoine Leca)
---

diff --git a/servers/hgfs/stat.c b/servers/hgfs/stat.c
index a22b18c0f..df8c23d70 100644
--- a/servers/hgfs/stat.c
+++ b/servers/hgfs/stat.c
@@ -68,7 +68,10 @@ PUBLIC int do_stat()
   stat.st_uid = opt.uid;
   stat.st_gid = opt.gid;
   stat.st_rdev = NO_DEV;
-  stat.st_size = ex64hi(attr.a_size) ? ULONG_MAX : ex64lo(attr.a_size);
+  if (cmp64u(attr.a_size, LONG_MAX) > 0)
+	stat.st_size = LONG_MAX;
+  else
+	stat.st_size = ex64lo(attr.a_size);
   stat.st_atime = attr.a_atime;
   stat.st_mtime = attr.a_mtime;
   stat.st_ctime = attr.a_ctime;