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| author | Mission Liao <mission.liao@dexon.org> | 2019-01-16 17:09:38 +0800 |
|---|---|---|
| committer | Wei-Ning Huang <w@byzantine-lab.io> | 2019-06-12 17:27:21 +0800 |
| commit | 98d68ff1f40061ae67b64d48c8365785d37cc304 (patch) | |
| tree | 1a80aabba2a33f9735000949a6b9b9f5c0672d8c | |
| parent | b784352b70b012f2a6198558c377ca6807a2dcc2 (diff) | |
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Fix the usage of sync.Map (#156)
| -rw-r--r-- | dex/app.go | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/dex/app.go b/dex/app.go index c40371254..3ea8953f5 100644 --- a/dex/app.go +++ b/dex/app.go @@ -70,8 +70,7 @@ func (d *DexconApp) addrBelongsToChain(address common.Address, chainSize, chainI func (d *DexconApp) chainLock(chainID uint32) { v, ok := d.chainLocks.Load(chainID) if !ok { - v = &sync.RWMutex{} - d.chainLocks.Store(chainID, v) + v, _ = d.chainLocks.LoadOrStore(chainID, &sync.RWMutex{}) } v.(*sync.RWMutex).Lock() } @@ -87,8 +86,7 @@ func (d *DexconApp) chainUnlock(chainID uint32) { func (d *DexconApp) chainRLock(chainID uint32) { v, ok := d.chainLocks.Load(chainID) if !ok { - v = &sync.RWMutex{} - d.chainLocks.Store(chainID, v) + v, _ = d.chainLocks.LoadOrStore(chainID, &sync.RWMutex{}) } v.(*sync.RWMutex).RLock() } |