fs/ntfs3: Keep runs for $MFT::$ATTR_DATA and $MFT::$ATTR_BITMAP

[ Upstream commit eb95678ee930d67d79fc83f0a700245ae7230455 ]

We skip the run_truncate_head call also for $MFT::$ATTR_BITMAP.
Otherwise wnd_map()/run_lookup_entry will not find the disk position for the bitmap parts.

Fixes: 0e5b044cbf3a ("fs/ntfs3: Refactoring attr_set_size to restore after errors")
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c
index 0d13da5523b1ae2a76f99798ece24d0cdc515f36..a810ef547501d4dabc799469acac3cb3a49168af 100644 (file)
--- a/fs/ntfs3/attrib.c
+++ b/fs/ntfs3/attrib.c
@@ -673,7 +673,8 @@ pack_runs:
                        goto undo_2;
                }
 
-               if (!is_mft)
+               /* keep runs for $MFT::$ATTR_DATA and $MFT::$ATTR_BITMAP. */
+               if (ni->mi.rno != MFT_REC_MFT)
                        run_truncate_head(run, evcn + 1);
 
                svcn = le64_to_cpu(attr->nres.svcn);