aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorStephenButtolph <stephen@avalabs.org>2020-08-13 01:22:15 -0400
committerStephenButtolph <stephen@avalabs.org>2020-08-13 01:22:15 -0400
commit9616c7265c06952530674fdbc193c824e099c2c4 (patch)
tree1b70274889fce327b9c470d415a5eaf4178a6298
parent4676ebb4aca5464e9ecba47f9db7e63593e92a0e (diff)
fixed parent block nil pointerv0.2.8-rc.5
-rw-r--r--plugin/evm/block.go10
1 files changed, 7 insertions, 3 deletions
diff --git a/plugin/evm/block.go b/plugin/evm/block.go
index 2912d2c..80c03a2 100644
--- a/plugin/evm/block.go
+++ b/plugin/evm/block.go
@@ -12,6 +12,7 @@ import (
"github.com/ava-labs/gecko/ids"
"github.com/ava-labs/gecko/snow/choices"
"github.com/ava-labs/gecko/snow/consensus/snowman"
+ "github.com/ava-labs/gecko/vms/components/missing"
)
// Block implements the snowman.Block interface
@@ -50,9 +51,12 @@ func (b *Block) Status() choices.Status {
// Parent implements the snowman.Block interface
func (b *Block) Parent() snowman.Block {
parentID := ids.NewID(b.ethBlock.ParentHash())
- block := b.vm.getBlock(parentID)
- b.vm.ctx.Log.Verbo("Parent(%s) has status: %s", block.ID(), block.Status())
- return block
+ if block := b.vm.getBlock(parentID); block != nil {
+ b.vm.ctx.Log.Verbo("Parent(%s) has status: %s", parentID, block.Status())
+ return block
+ }
+ b.vm.ctx.Log.Verbo("Parent(%s) has status: %s", parentID, choices.Unknown)
+ return &missing.Block{BlkID: parentID}
}
// Verify implements the snowman.Block interface