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-rw-r--r--fs/ntfs/ChangeLog3
-rw-r--r--fs/ntfs/runlist.c5
2 files changed, 6 insertions, 2 deletions
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index 0ef1cd32909..53bb6c1404f 100644
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -72,9 +72,10 @@ ToDo/Notes:
runlist. This allows us to find runlist elements with the runlist
lock already held without having to drop and reacquire it around the
call. Adapt all callers.
- - Change time to u64 time.h::ntfs2utc() as it otherwise generates a
+ - Change time to u64 in time.h::ntfs2utc() as it otherwise generates a
warning in the do_div() call on sparc32. Thanks to Meelis Roos for
the report and analysis of the warning.
+ - Fix a nasty runlist merge bug when merging two holes.
2.1.22 - Many bug and race fixes and error handling improvements.
diff --git a/fs/ntfs/runlist.c b/fs/ntfs/runlist.c
index 5244687dfaa..1b344dd4d40 100644
--- a/fs/ntfs/runlist.c
+++ b/fs/ntfs/runlist.c
@@ -113,8 +113,11 @@ static inline BOOL ntfs_are_rl_mergeable(runlist_element *dst,
BUG_ON(!dst);
BUG_ON(!src);
- if ((dst->lcn < 0) || (src->lcn < 0)) /* Are we merging holes? */
+ if ((dst->lcn < 0) || (src->lcn < 0)) { /* Are we merging holes? */
+ if (dst->lcn == LCN_HOLE && src->lcn == LCN_HOLE)
+ return TRUE;
return FALSE;
+ }
if ((dst->lcn + dst->length) != src->lcn) /* Are the runs contiguous? */
return FALSE;
if ((dst->vcn + dst->length) != src->vcn) /* Are the runs misaligned? */