COVA10141: explicitly check there is a protocol set

lxlyh · Aug 7, 2019 · 1702025 · 1702025
1 parent 2f3269b
commit 1702025
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/core-net/close.c b/lib/core-net/close.c
@@ -343,7 +343,8 @@ __lws_close_free_wsi(struct lws *wsi, enum lws_close_status reason,
 	    wsi->protocol_bind_balance && wsi->protocol) {
 		lwsl_debug("%s: %p: DROP_PROTOCOL %s\n", __func__, wsi,
 			   wsi->protocol ? wsi->protocol->name: "NULL");
-		wsi->protocol->callback(wsi,
+		if (wsi->protocol)
+			wsi->protocol->callback(wsi,
 				wsi->role_ops->protocol_unbind_cb[
 				       !!lwsi_role_server(wsi)],
 				       wsi->user_space, (void *)__func__, 0);