NTFS: Fix stupid bug in fs/ntfs/mft.c introduced in last changeset.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

1 files changed, 4 insertions, 7 deletions

diff --git a/fs/ntfs/mft.c b/fs/ntfs/mft.c
index 20011e02f5b6..4e0bf39426cf 100644
--- a/fs/ntfs/mft.c
+++ b/fs/ntfs/mft.c
@@ -2377,22 +2377,20 @@ have_alloc_rec:
          * first written to so it optimizes away nicely in the common case.
          */
         read_lock_irqsave(&mft_ni->size_lock, flags);
-        old_data_size = mft_ni->allocated_size;
         ntfs_debug("Status of mft data before extension: "
                         "allocated_size 0x%llx, data_size 0x%llx, "
                         "initialized_size 0x%llx.",
-                        (long long)old_data_size,
+                        (long long)mft_ni->allocated_size,
                         (long long)i_size_read(vol->mft_ino),
                         (long long)mft_ni->initialized_size);
-        read_unlock_irqrestore(&mft_ni->size_lock, flags);
-        while (ll > old_data_size) {
+        while (ll > mft_ni->allocated_size) {
+                read_unlock_irqrestore(&mft_ni->size_lock, flags);
                 err = ntfs_mft_data_extend_allocation_nolock(vol);
                 if (unlikely(err)) {
                         ntfs_error(vol->sb, "Failed to extend mft data "
                                         "allocation.");
                         goto undo_mftbmp_alloc_nolock;
                 }
-#ifdef DEBUG
                 read_lock_irqsave(&mft_ni->size_lock, flags);
                 ntfs_debug("Status of mft data after allocation extension: "
                                 "allocated_size 0x%llx, data_size 0x%llx, "
@@ -2400,9 +2398,8 @@ have_alloc_rec:
                                 (long long)mft_ni->allocated_size,
                                 (long long)i_size_read(vol->mft_ino),
                                 (long long)mft_ni->initialized_size);
-                read_unlock_irqrestore(&mft_ni->size_lock, flags);
-#endif /* DEBUG */
         }
+        read_unlock_irqrestore(&mft_ni->size_lock, flags);
         /*
          * Extend mft data initialized size (and data size of course) to reach
          * the allocated mft record, formatting the mft records allong the way.