From 4ba9c7397e29f4e4cb82f720cc108a7434cc9413 Mon Sep 17 00:00:00 2001
From: Luka Rahne <lrahne@outbrain.com>
Date: Fri, 24 Jan 2025 05:52:43 +0100
Subject: [PATCH] fix: add handling to skip block data in ocf decoder readBlock
 method (#492)

---
 ocf/ocf.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ocf/ocf.go b/ocf/ocf.go
index 7c2a05c..b3d7408 100644
--- a/ocf/ocf.go
+++ b/ocf/ocf.go
@@ -187,7 +187,8 @@ func (d *Decoder) readBlock() int64 {
 	size := d.reader.ReadLong()
 
 	// Read the blocks data
-	if count > 0 {
+	switch {
+	case count > 0:
 		data := make([]byte, size)
 		d.reader.Read(data)
 
@@ -197,6 +198,11 @@ func (d *Decoder) readBlock() int64 {
 		}
 
 		d.resetReader.Reset(data)
+
+	case size > 0:
+		// Skip the block data when count is 0
+		data := make([]byte, size)
+		d.reader.Read(data)
 	}
 
 	// Read the sync.