From 5668582c8ed63c0533baa55051198bd065e6c01b Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Thu, 28 Aug 2014 08:09:41 +1000
Subject: [PATCH] Fix crashes in torrentfs.fileNode.Read

---
 fs/torrentfs.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/torrentfs.go b/fs/torrentfs.go
index 3d712a19..a8d18cf1 100644
--- a/fs/torrentfs.go
+++ b/fs/torrentfs.go
@@ -87,6 +87,9 @@ func (fn fileNode) Read(req *fuse.ReadRequest, resp *fuse.ReadResponse, intr fus
 	}()
 	size := req.Size
 	fileLeft := int64(fn.size) - req.Offset
+	if fileLeft < 0 {
+		fileLeft = 0
+	}
 	if fileLeft < int64(size) {
 		size = int(fileLeft)
 	}
@@ -98,7 +101,7 @@ func (fn fileNode) Read(req *fuse.ReadRequest, resp *fuse.ReadResponse, intr fus
 	torrentOff := fn.TorrentOffset + req.Offset
 	go func() {
 		if err := fn.FS.Client.PrioritizeDataRegion(infoHash, torrentOff, int64(size)); err != nil {
-			panic(err)
+			log.Printf("error prioritizing %s: %s", fn.fsPath(), err)
 		}
 	}()
 	delayed := false
-- 
2.48.1