From cd7a8595d978a016cc070d973585e5f77a243f7e Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Mon, 23 Jul 2018 23:39:55 +0200
Subject: [PATCH] fix #1207

---
 app/dispatcher/default.go | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/app/dispatcher/default.go b/app/dispatcher/default.go
index 8a0e6fe04..6f8adc6c2 100644
--- a/app/dispatcher/default.go
+++ b/app/dispatcher/default.go
@@ -46,7 +46,7 @@ func (r *cachedReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
 	r.Lock()
 	defer r.Unlock()
 
-	if !r.cache.IsEmpty() {
+	if r.cache != nil && !r.cache.IsEmpty() {
 		mb := r.cache
 		r.cache = nil
 		return mb, nil
@@ -59,7 +59,7 @@ func (r *cachedReader) ReadMultiBufferTimeout(timeout time.Duration) (buf.MultiB
 	r.Lock()
 	defer r.Unlock()
 
-	if !r.cache.IsEmpty() {
+	if r.cache != nil && !r.cache.IsEmpty() {
 		mb := r.cache
 		r.cache = nil
 		return mb, nil
@@ -70,8 +70,10 @@ func (r *cachedReader) ReadMultiBufferTimeout(timeout time.Duration) (buf.MultiB
 
 func (r *cachedReader) CloseError() {
 	r.Lock()
-	r.cache.Release()
-	r.cache = nil
+	if r.cache != nil {
+		r.cache.Release()
+		r.cache = nil
+	}
 	r.Unlock()
 	r.reader.CloseError()
 }