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-rw-r--r--sql/threadpool_win.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/sql/threadpool_win.cc b/sql/threadpool_win.cc
index c8cc38e612a..6359f81cd2b 100644
--- a/sql/threadpool_win.cc
+++ b/sql/threadpool_win.cc
@@ -573,6 +573,10 @@ static VOID CALLBACK io_completion_callback(PTP_CALLBACK_INSTANCE instance,
}
connection_t *connection = (connection_t*)context;
+
+ if (io_result != ERROR_SUCCESS)
+ goto error;
+
THD *thd= connection->thd;
ulonglong old_timeout = connection->timeout;
connection->timeout = ULONGLONG_MAX;