Adds null check for node in HasRangeTableRef

2024-05-20 15:47:01 +03:00 · 2024-05-20 15:47:01 +03:00 · a7aee78e85
parent 035aa6eada
commit a7aee78e85
1 changed files with 5 additions and 0 deletions
--- a/src/backend/distributed/worker/worker_shard_visibility.c
+++ b/src/backend/distributed/worker/worker_shard_visibility.c
@ -504,6 +504,11 @@ FilterShardsFromPgclass(Node *node, void *context)
 static bool
 HasRangeTableRef(Node *node, int *varno)
 {
+	if (node == NULL)
+    {
+        return false;
+    }
+
 	if (IsA(node, RangeTblRef))
 	{
 		RangeTblRef *rangeTblRef = (RangeTblRef *) node;