Use a mutex write-lock for a write operation

1 files changed, 4 insertions, 4 deletions

diff --git a/p2p/server.go b/p2p/server.go
index e510be521..35b584a27 100644
--- a/p2p/server.go
+++ b/p2p/server.go
@@ -436,15 +436,15 @@ func (self *BlacklistMap) Exists(pubkey []byte) (ok bool) {
 }
 
 func (self *BlacklistMap) Put(pubkey []byte) error {
-	self.lock.RLock()
-	defer self.lock.RUnlock()
+	self.lock.Lock()
+	defer self.lock.Unlock()
 	self.blacklist[string(pubkey)] = true
 	return nil
 }
 
 func (self *BlacklistMap) Delete(pubkey []byte) error {
-	self.lock.RLock()
-	defer self.lock.RUnlock()
+	self.lock.Lock()
+	defer self.lock.Unlock()
 	delete(self.blacklist, string(pubkey))
 	return nil
 }