diff --git a/contrib/dblink/dblink.c b/contrib/dblink/dblink.c
index 195b278f559..27bd0d31fdf 100644
--- a/contrib/dblink/dblink.c
+++ b/contrib/dblink/dblink.c
@@ -2574,7 +2574,6 @@ createNewConnection(const char *name, remoteConn *rconn)
 	}
 
 	hentry->rconn = rconn;
-	strlcpy(hentry->name, name, sizeof(hentry->name));
 }
 
 static void
diff --git a/src/backend/commands/async.c b/src/backend/commands/async.c
index 2651d8904b6..264f25a8f9c 100644
--- a/src/backend/commands/async.c
+++ b/src/backend/commands/async.c
@@ -2305,15 +2305,13 @@ AddEventToPendingNotifies(Notification *n)
 		foreach(l, pendingNotifies->events)
 		{
 			Notification *oldn = (Notification *) lfirst(l);
-			NotificationHash *hentry;
 			bool		found;
 
-			hentry = (NotificationHash *) hash_search(pendingNotifies->hashtab,
-													  &oldn,
-													  HASH_ENTER,
-													  &found);
+			(void) hash_search(pendingNotifies->hashtab,
+							   &oldn,
+							   HASH_ENTER,
+							   &found);
 			Assert(!found);
-			hentry->event = oldn;
 		}
 	}
 
@@ -2323,15 +2321,13 @@ AddEventToPendingNotifies(Notification *n)
 	/* Add event to the hash table if needed */
 	if (pendingNotifies->hashtab != NULL)
 	{
-		NotificationHash *hentry;
 		bool		found;
 
-		hentry = (NotificationHash *) hash_search(pendingNotifies->hashtab,
-												  &n,
-												  HASH_ENTER,
-												  &found);
+		(void) hash_search(pendingNotifies->hashtab,
+						   &n,
+						   HASH_ENTER,
+						   &found);
 		Assert(!found);
-		hentry->event = n;
 	}
 }
 
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c
index 323d9bf8702..7206da7c53c 100644
--- a/src/backend/commands/tablecmds.c
+++ b/src/backend/commands/tablecmds.c
@@ -2104,10 +2104,7 @@ ExecuteTruncateGuts(List *explicit_rels,
 			/* Find or create cached entry for the foreign table */
 			ft_info = hash_search(ft_htab, &serverid, HASH_ENTER, &found);
 			if (!found)
-			{
-				ft_info->serverid = serverid;
 				ft_info->rels = NIL;
-			}
 
 			/*
 			 * Save the foreign table in the entry of the server that the
diff --git a/src/backend/replication/logical/applyparallelworker.c b/src/backend/replication/logical/applyparallelworker.c
index 9b37736f8e5..b84a8a6db25 100644
--- a/src/backend/replication/logical/applyparallelworker.c
+++ b/src/backend/replication/logical/applyparallelworker.c
@@ -509,7 +509,6 @@ pa_allocate_worker(TransactionId xid)
 	winfo->in_use = true;
 	winfo->serialize_changes = false;
 	entry->winfo = winfo;
-	entry->xid = xid;
 }
 
 /*
diff --git a/src/backend/replication/logical/relation.c b/src/backend/replication/logical/relation.c
index d62eefed138..a581ac9a4d8 100644
--- a/src/backend/replication/logical/relation.c
+++ b/src/backend/replication/logical/relation.c
@@ -657,7 +657,6 @@ logicalrep_partition_open(LogicalRepRelMapEntry *root,
 		int			i;
 
 		/* Remote relation is copied as-is from the root entry. */
-		entry = &part_entry->relmapentry;
 		entry->remoterel.remoteid = remoterel->remoteid;
 		entry->remoterel.nspname = pstrdup(remoterel->nspname);
 		entry->remoterel.relname = pstrdup(remoterel->relname);