From 0a918f567f3b9743240f493366ae40b18dc6ded4 Mon Sep 17 00:00:00 2001
From: szaka <szaka>
Date: Mon, 1 Jan 2007 17:02:27 +0000
Subject: [PATCH] fix: invalid argument error when writing randomly into sparse
 files

---
 libntfs-3g/attrib.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libntfs-3g/attrib.c b/libntfs-3g/attrib.c
index 848905e8..f870e6cb 100644
--- a/libntfs-3g/attrib.c
+++ b/libntfs-3g/attrib.c
@@ -977,6 +977,8 @@ static int ntfs_attr_fill_hole(ntfs_attr *na, s64 count, s64 *ofs,
 			rlc++;
 			if (rlc->lcn >= 0) {
 				lcn_seek_from = rlc->lcn - (rlc->vcn - from_vcn);
+				if (lcn_seek_from < -1)
+					lcn_seek_from = -1;
 				break;
 			}
 		}