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-rw-r--r--core/block_validator.go4
1 files changed, 2 insertions, 2 deletions
diff --git a/core/block_validator.go b/core/block_validator.go
index 555c5ee06..801d2572b 100644
--- a/core/block_validator.go
+++ b/core/block_validator.go
@@ -292,7 +292,7 @@ func calcDifficultyHomestead(time, parentTime uint64, parentNumber, parentDiff *
// minimum difficulty can ever be (before exponential factor)
if x.Cmp(params.MinimumDifficulty) < 0 {
- x = params.MinimumDifficulty
+ x.Set(params.MinimumDifficulty)
}
// for the exponential factor
@@ -325,7 +325,7 @@ func calcDifficultyFrontier(time, parentTime uint64, parentNumber, parentDiff *b
diff.Sub(parentDiff, adjust)
}
if diff.Cmp(params.MinimumDifficulty) < 0 {
- diff = params.MinimumDifficulty
+ diff.Set(params.MinimumDifficulty)
}
periodCount := new(big.Int).Add(parentNumber, common.Big1)