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fix: NewTipSet: check mismatch in number of parents

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This commit is contained in:
Lucas Molas 2020-07-15 08:17:50 -03:00
parent 99b5ec96a2
commit 21ffe188f4
1 changed files with 4 additions and 0 deletions
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4
chain/types/tipset.go
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@ -112,6 +112,10 @@ func NewTipSet(blks []*BlockHeader) (*TipSet, error) {
return nil, fmt.Errorf("cannot create tipset with mismatching heights")
}
if len(blks[0].Parents) != len(b.Parents) {
return nil, fmt.Errorf("cannot create tipset with mismatching number of parents")
}
for i, cid := range b.Parents {
if cid != blks[0].Parents[i] {
return nil, fmt.Errorf("cannot create tipset with mismatching parents")