providers: fix bitswap test failrue

License: MIT
Signed-off-by: Łukasz Magiera <magik6k@gmail.com>

test/sharness/t0220-bitswap.sh

@@ -18,7 +18,6 @@ test_expect_success "'ipfs bitswap stat' succeeds" '
 test_expect_success "'ipfs bitswap stat' output looks good" '
   cat <<EOF | unexpand -t2 >expected &&
 bitswap status
-  provides buffer: 0 / 256
   blocks received: 0
   blocks sent: 0
   data received: 0
@@ -56,7 +55,6 @@ test_expect_success "'ipfs bitswap stat' succeeds" '
 test_expect_success "'ipfs bitswap stat' output looks good" '
   cat <<EOF | unexpand -t2 >expected &&
 bitswap status
-  provides buffer: 0 / 256
   blocks received: 0
   blocks sent: 0
   data received: 0

unixfs/io/dirbuilder.go

@@ -53,6 +53,7 @@ func NewDirectory(dserv mdag.DAGService, prov providers.Interface) *Directory {
 // ErrNotADir implies that the given node was not a unixfs directory
 var ErrNotADir = fmt.Errorf("merkledag node was not a directory or shard")
 
+// NewDirectoryFromNode constructs a directory from a directory node
 func NewDirectoryFromNode(dserv mdag.DAGService, prov providers.Interface, nd node.Node) (*Directory, error) {
 	pbnd, ok := nd.(*mdag.ProtoNode)
 	if !ok {