1 files changed, 13 insertions, 3 deletions

diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c
index 0bce1b348580..79ece72976ae 100644
--- a/fs/xfs/xfs_attr_leaf.c
+++ b/fs/xfs/xfs_attr_leaf.c
@@ -2181,14 +2181,24 @@ xfs_attr3_leaf_unbalance(
                 struct xfs_attr_leafblock *tmp_leaf;
                 struct xfs_attr3_icleaf_hdr tmphdr;
 
-                tmp_leaf = kmem_alloc(state->blocksize, KM_SLEEP);
-                memset(tmp_leaf, 0, state->blocksize);
-                memset(&tmphdr, 0, sizeof(tmphdr));
+                tmp_leaf = kmem_zalloc(state->blocksize, KM_SLEEP);
+
+                /*
+                 * Copy the header into the temp leaf so that all the stuff
+                 * not in the incore header is present and gets copied back in
+                 * once we've moved all the entries.
+                 */
+                memcpy(tmp_leaf, save_leaf, xfs_attr3_leaf_hdr_size(save_leaf));
 
+                memset(&tmphdr, 0, sizeof(tmphdr));
                 tmphdr.magic = savehdr.magic;
                 tmphdr.forw = savehdr.forw;
                 tmphdr.back = savehdr.back;
                 tmphdr.firstused = state->blocksize;
+
+                /* write the header to the temp buffer to initialise it */
+                xfs_attr3_leaf_hdr_to_disk(tmp_leaf, &tmphdr);
+
                 if (xfs_attr3_leaf_order(save_blk->bp, &savehdr,
                                          drop_blk->bp, &drophdr)) {
                         xfs_attr3_leaf_moveents(drop_leaf, &drophdr, 0,