From b79b826805bebdbc35557ccd2d325869eebf6844 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Magiera?= <magik6k@gmail.com>
Date: Mon, 23 Sep 2019 13:26:45 +0200
Subject: [PATCH] miner: fix required collateral check

---
 chain/actors/actor_miner.go | 2 +-
 go.mod                      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/chain/actors/actor_miner.go b/chain/actors/actor_miner.go
index 9b01e95e0..f0e796d47 100644
--- a/chain/actors/actor_miner.go
+++ b/chain/actors/actor_miner.go
@@ -247,7 +247,7 @@ func (sma StorageMinerActor) CommitSector(act *types.Actor, vmctx types.VMContex
 	futurePower := types.BigAdd(self.Power, mi.SectorSize)
 	collateralRequired := CollateralForPower(futurePower)
 
-	if types.BigCmp(collateralRequired, act.Balance) < 0 {
+	if types.BigCmp(act.Balance, collateralRequired) < 0 {
 		return nil, aerrors.New(3, "not enough collateral")
 	}
 
diff --git a/go.mod b/go.mod
index 50cdb4068..4c3f8afd6 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/filecoin-project/go-lotus
 
-go 1.12
+go 1.13
 
 require (
 	contrib.go.opencensus.io/exporter/jaeger v0.1.0