Fix bug in lock_for_read() of ObPartTransCtx

src/storage/transaction/ob_trans_part_ctx.cpp

@@ -11091,13 +11091,14 @@ int ObPartTransCtx::lock_for_read(
   ObTransStatusInfo trans_info;
   const int64_t MAX_SLEEP_US = 1000;
   const int64_t lock_wait_start_ts = ObTimeUtility::current_time();
+  memtable::ObMemtableCtx &read_ctx = lock_for_read_arg.read_ctx_;
 
   for (int32_t i = 0; OB_ERR_SHARED_LOCK_CONFLICT == ret; i++) {
     // leave this check here to make sure no lock is held
     int64_t abs_stmt_timeout =
-        mt_ctx_.get_trx_lock_timeout() < 0
-            ? mt_ctx_.get_abs_expired_time()
-            : MIN(lock_wait_start_ts + mt_ctx_.get_trx_lock_timeout(), mt_ctx_.get_abs_expired_time());
+        read_ctx.get_trx_lock_timeout() < 0
+            ? read_ctx.get_abs_expired_time()
+            : MIN(lock_wait_start_ts + read_ctx.get_trx_lock_timeout(), read_ctx.get_abs_expired_time());
 
     if (OB_FAIL(get_trans_state_and_version_without_lock(trans_info))) {
       TRANS_LOG(WARN, "failed to get trans table status", K(ret));