vet fixes

fr32/readers_test.go

@@ -12,27 +12,6 @@ import (
 	"github.com/filecoin-project/sector-storage/fr32"
 )
 
-func TestPadReader(t *testing.T) {
-	ps := abi.PaddedPieceSize(64 << 20).Unpadded()
-
-	raw := bytes.Repeat([]byte{0x55}, int(ps))
-
-	r, err := fr32.NewPadReader(bytes.NewReader(raw), ps)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	readerPadded, err := ioutil.ReadAll(r)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	padOut := make([]byte, ps.Padded())
-	fr32.Pad(raw, padOut)
-
-	require.Equal(t, padOut, readerPadded)
-}
-
 func TestUnpadReader(t *testing.T) {
 	ps := abi.PaddedPieceSize(64 << 20).Unpadded()
 

roprov.go

@@ -26,9 +26,11 @@ func (l *readonlyProvider) AcquireSector(ctx context.Context, id abi.SectorID, e
 	// use TryLock to avoid blocking
 	locked, err := l.index.StorageTryLock(ctx, id, existing, stores.FTNone)
 	if err != nil {
+		cancel()
 		return stores.SectorPaths{}, nil, xerrors.Errorf("acquiring sector lock: %w", err)
 	}
 	if !locked {
+		cancel()
 		return stores.SectorPaths{}, nil, xerrors.Errorf("failed to acquire sector lock")
 	}