From cfb3a7217fcc708561dc76d20784c078cf46b1e4 Mon Sep 17 00:00:00 2001
From: ztao1987 <zhenglin.taozl@gmail.com>
Date: Wed, 23 Feb 2022 09:26:19 +0800
Subject: [PATCH] HAWQ-1831. fix core issue when metadatacache disabled

---
 src/backend/cdb/cdbdatalocality.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/backend/cdb/cdbdatalocality.c b/src/backend/cdb/cdbdatalocality.c
index 7fd620963..5a6615de7 100644
--- a/src/backend/cdb/cdbdatalocality.c
+++ b/src/backend/cdb/cdbdatalocality.c
@@ -1442,8 +1442,8 @@ fetch_hdfs_data_block_location(char *filepath, int64 len, int *block_num,
 		*hit_ratio = 0.0;
 		return NULL;
 	}
-	BlockLocation *locations;
-	HdfsFileInfo *file_info;
+	BlockLocation *locations = NULL;
+	HdfsFileInfo *file_info = NULL;
 	//double hit_ratio;
 	uint64_t beginTime;
 	beginTime = gettime_microsec();
@@ -1461,7 +1461,12 @@ fetch_hdfs_data_block_location(char *filepath, int64 len, int *block_num,
 		}
 		DestroyHdfsFileInfo(file_info);
 	} else {
-		locations = HdfsGetFileBlockLocations(filepath, len, block_num);
+	  BlockLocation *hdfs_locations = HdfsGetFileBlockLocations(filepath, len, block_num);
+	  locations = CreateHdfsFileBlockLocations(hdfs_locations, *block_num);
+	  if (hdfs_locations)
+	  {
+	    HdfsFreeFileBlockLocations(hdfs_locations, *block_num);
+	  }
 	}
 	if (debug_print_split_alloc_result) {
 		uint64 endTime = gettime_microsec();