From c9c75e3dd37005c53fe40fb3ec1185d16bacf151 Mon Sep 17 00:00:00 2001
From: caolei <caolei@megvii.com>
Date: Tue, 10 May 2022 12:24:35 +0800
Subject: [PATCH] not read directly in case the reader is not drained

Signed-off-by: raygecao <reygecao@gmain.com>
---
 pkg/oras/provider.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/oras/provider.go b/pkg/oras/provider.go
index db16d75f2..97736ad3c 100644
--- a/pkg/oras/provider.go
+++ b/pkg/oras/provider.go
@@ -70,7 +70,7 @@ func (f *fetcherReaderAt) ReadAt(p []byte, off int64) (n int, err error) {
 		f.rc = rc
 	}
 
-	n, err = f.rc.Read(p)
+	n, err = io.ReadFull(f.rc, p)
 	if err != nil {
 		return n, err
 	}