Add branch.split()

1 files changed, 2 insertions, 1 deletions

diff --git a/bnode.go b/bnode.go
index 9fef154..3ad4f58 100644
--- a/bnode.go
+++ b/bnode.go
@@ -15,5 +15,6 @@ type bnode struct {
 
 // key returns a byte slice of the node key.
 func (n *bnode) key() []byte {
-	return (*[MaxKeySize]byte)(unsafe.Pointer(&n))[n.pos : n.pos+n.ksize]
+	buf := (*[maxAllocSize]byte)(unsafe.Pointer(n))
+	return buf[n.pos : n.pos+n.ksize]
 }