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Diffstat (limited to 'fs/bcachefs/reflink.c')
-rw-r--r--fs/bcachefs/reflink.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/bcachefs/reflink.c b/fs/bcachefs/reflink.c
index 92ff609453b8..c63c95fc49b1 100644
--- a/fs/bcachefs/reflink.c
+++ b/fs/bcachefs/reflink.c
@@ -166,9 +166,15 @@ static int bch2_make_extent_indirect(struct btree_trans *trans,
if (ret)
goto err;
+ /*
+ * orig is in a bkey_buf which statically allocates 5 64s for the val,
+ * so we know it will be big enough:
+ */
orig->k.type = KEY_TYPE_reflink_p;
r_p = bkey_i_to_reflink_p(orig);
set_bkey_val_bytes(&r_p->k, sizeof(r_p->v));
+ memset(&r_p->v, 0, sizeof(r_p->v));
+
r_p->v.idx = cpu_to_le64(bkey_start_offset(&r_v->k));
ret = bch2_trans_update(trans, extent_iter, &r_p->k_i, 0);