qcacmn: Add sanity checking before removing ase from soc AST hash table

Add sanity checking before removing the ase from soc AST hash table to
avoid potential stability issue if ase is not found in the table.

Change-Id: I97b756cd5bdb052b0ce797cca5d96c6bac8f844e
CRs-fixed: 2912024

dp/wifi3.0/dp_peer.c

@@ -803,7 +803,9 @@ void dp_peer_ast_hash_remove(struct dp_soc *soc,
 	}
 
 	QDF_ASSERT(found);
-	TAILQ_REMOVE(&soc->ast_hash.bins[index], ase, hash_list_elem);
+
+	if (found)
+		TAILQ_REMOVE(&soc->ast_hash.bins[index], ase, hash_list_elem);
 }
 
 /*