core: moved guards
This commit is contained in:
parent
2587b0ea62
commit
12b90600eb
@ -680,21 +680,20 @@ func (self *ChainManager) diff(oldBlock, newBlock *types.Block) (types.Blocks, e
|
||||
// first reduce whoever is higher bound
|
||||
if oldBlock.NumberU64() > newBlock.NumberU64() {
|
||||
// reduce old chain
|
||||
for oldBlock = oldBlock; oldBlock.NumberU64() != newBlock.NumberU64(); oldBlock = self.GetBlock(oldBlock.ParentHash()) {
|
||||
if oldBlock == nil {
|
||||
return nil, fmt.Errorf("Invalid old chain")
|
||||
}
|
||||
for oldBlock = oldBlock; oldBlock != nil && oldBlock.NumberU64() != newBlock.NumberU64(); oldBlock = self.GetBlock(oldBlock.ParentHash()) {
|
||||
}
|
||||
} else {
|
||||
// reduce new chain and append new chain blocks for inserting later on
|
||||
for newBlock = newBlock; newBlock.NumberU64() != oldBlock.NumberU64(); newBlock = self.GetBlock(newBlock.ParentHash()) {
|
||||
if newBlock == nil {
|
||||
return nil, fmt.Errorf("Invalid new chain")
|
||||
}
|
||||
|
||||
for newBlock = newBlock; newBlock != nil && newBlock.NumberU64() != oldBlock.NumberU64(); newBlock = self.GetBlock(newBlock.ParentHash()) {
|
||||
newChain = append(newChain, newBlock)
|
||||
}
|
||||
}
|
||||
if oldBlock == nil {
|
||||
return nil, fmt.Errorf("Invalid old chain")
|
||||
}
|
||||
if newBlock == nil {
|
||||
return nil, fmt.Errorf("Invalid new chain")
|
||||
}
|
||||
|
||||
numSplit := newBlock.Number()
|
||||
for {
|
||||
|
Loading…
Reference in New Issue
Block a user