From e5e39037714ea06104990fbfacfa40a4b20dec22 Mon Sep 17 00:00:00 2001
From: Edd Robinson <me@edd.io>
Date: Thu, 23 Apr 2020 10:38:42 +0100
Subject: [PATCH] fix: seek back to last offset

---
 src/storage/block.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/storage/block.rs b/src/storage/block.rs
index 55e134d9ab..2b478b3a9e 100644
--- a/src/storage/block.rs
+++ b/src/storage/block.rs
@@ -443,6 +443,8 @@ where
         let checksum = hasher.finalize();
         w.write_all(&checksum.to_be_bytes())?;
 
+        // seek to last written offset for next caller.
+        w.seek(SeekFrom::Start(offset as u64))?;
         Ok(offset)
     }
 }