From 219d3532264ed70547b7447acdf5984c19b45c0b Mon Sep 17 00:00:00 2001
From: Yura Pakhuchiy <pakhuchiy@gmail.com>
Date: Tue, 4 Sep 2007 17:20:13 +0300
Subject: [PATCH] Fix corner case in hole instantiating in ntfs_attr_pwrite(). 
 (Szaka)

---
 libntfs/attrib.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libntfs/attrib.c b/libntfs/attrib.c
index 2fc0f6d1..acd897db 100644
--- a/libntfs/attrib.c
+++ b/libntfs/attrib.c
@@ -1260,6 +1260,8 @@ s64 ntfs_attr_pwrite(ntfs_attr *na, const s64 pos, s64 count, const void *b)
 					if (rlc->lcn >= 0) {
 						lcn_seek_from = rlc->lcn -
 							(rlc->vcn - from_vcn);
+						if (lcn_seek_from < -1)
+							lcn_seek_from = -1;
 						break;
 					}
 				}