1 files changed, 4 insertions, 0 deletions
diff --git a/format/pack/pack.go b/format/pack/pack.go
index 45fe6a1c..e87e3360 100644
--- a/format/pack/pack.go
+++ b/format/pack/pack.go
@@ -33,16 +33,20 @@ func ParseOfsDeltaDistance(buf []byte) (uint64, int, error) {
 	if len(buf) == 0 {
 		return 0, 0, fmt.Errorf("format/pack: malformed ofs-delta distance")
 	}
+
 	b := buf[0]
 	dist := uint64(b & 0x7f)
+
 	consumed := 1
 	for b&0x80 != 0 {
 		if consumed >= len(buf) {
 			return 0, 0, fmt.Errorf("format/pack: malformed ofs-delta distance")
 		}
+
 		b = buf[consumed]
 		consumed++
 		dist = ((dist + 1) << 7) + uint64(b&0x7f)
 	}
+
 	return dist, consumed, nil
 }