From 8ac77aa482010443dd57d1734d0a65ba1db3f0e3 Mon Sep 17 00:00:00 2001
From: YouROK <8yourok8@mail.ru>
Date: Thu, 18 Mar 2021 16:41:32 +0300
Subject: [PATCH] fix readahead

---
 server/torr/storage/torrstor/reader.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/server/torr/storage/torrstor/reader.go b/server/torr/storage/torrstor/reader.go
index 28be26f..c659b6b 100644
--- a/server/torr/storage/torrstor/reader.go
+++ b/server/torr/storage/torrstor/reader.go
@@ -90,6 +90,9 @@ func (r *Reader) Read(p []byte) (n int, err error) {
 }
 
 func (r *Reader) SetReadahead(length int64) {
+	if length > r.cache.capacity {
+		length = r.cache.capacity
+	}
 	r.Reader.SetReadahead(length)
 	r.readahead = length
 }