protocol: ignore resize message if process freed (tsl0922#968)

dmartin · web-flow · commit 69b63fcfd749 · 2022-08-23T22:00:46.000+08:00
diff --git a/src/protocol.c b/src/protocol.c
@@ -314,6 +314,7 @@ int callback_tty(struct lws *wsi, enum lws_callback_reasons reason, void *user,
           }
           break;
         case RESIZE_TERMINAL:
+          if (pss->process == NULL) break;
           json_object_put(
               parse_window_size(pss->buffer + 1, pss->len - 1, &pss->process->columns, &pss->process->rows));
           pty_resize(pss->process);

Original file line number	Diff line number	Diff line change
`@@ -314,6 +314,7 @@ int callback_tty(struct lws wsi, enum lws_callback_reasons reason, void user,`
`314`	`314`	`}`
`315`	`315`	`break;`
`316`	`316`	`case RESIZE_TERMINAL:`
	`317`	`+ if (pss->process == NULL) break;`
`317`	`318`	`json_object_put(`
`318`	`319`	`parse_window_size(pss->buffer + 1, pss->len - 1, &pss->process->columns, &pss->process->rows));`
`319`	`320`	`pty_resize(pss->process);`