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-rw-r--r--fs/ntfs3/index.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c
index daabaad63aaf..14284f0ed46a 100644
--- a/fs/ntfs3/index.c
+++ b/fs/ntfs3/index.c
@@ -1533,6 +1533,11 @@ static int indx_add_allocate(struct ntfs_index *indx, struct ntfs_inode *ni,
goto out1;
}
+ if (data_size <= le64_to_cpu(alloc->nres.data_size)) {
+ /* Reuse index. */
+ goto out;
+ }
+
/* Increase allocation. */
err = attr_set_size(ni, ATTR_ALLOC, in->name, in->name_len,
&indx->alloc_run, data_size, &data_size, true,
@@ -1546,6 +1551,7 @@ static int indx_add_allocate(struct ntfs_index *indx, struct ntfs_inode *ni,
if (in->name == I30_NAME)
i_size_write(&ni->vfs_inode, data_size);
+out:
*vbn = bit << indx->idx2vbn_bits;
return 0;