diff --git a/services/hilogd/log_collector.cpp b/services/hilogd/log_collector.cpp
index 14e20d9d0c1c5e2942723bc684112e45cd4c4fe0..8ee8fd33577ebe090db7f3c3e2446b069b67f74f 100644
--- a/services/hilogd/log_collector.cpp
+++ b/services/hilogd/log_collector.cpp
@@ -101,6 +101,9 @@ void LogCollector::operator()()
 
 size_t LogCollector::InsertLogToBuffer(const HilogMsg& msg)
 {
+    if (msg.type >= LOG_TYPE_MAX) {
+        return ERR_LOG_TYPE_INVALID;
+    }
     size_t result = hilogBuffer->Insert(msg);
     if (result <= 0) {
         return result;