1 files changed, 7 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util.go b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util.go
index 3b663d1cc..e572a329e 100644
--- a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util.go
+++ b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util.go
@@ -89,3 +89,10 @@ func (p fdSorter) Swap(i, j int) {
 func sortFds(fds []storage.FileDesc) {
 	sort.Sort(fdSorter(fds))
 }
+
+func ensureBuffer(b []byte, n int) []byte {
+	if cap(b) < n {
+		return make([]byte, n)
+	}
+	return b[:n]
+}