fix bug for close nonblocking socket crash

2026-08-31 06:10:08 +00:00 · 2019-10-29 16:14:49 +08:00
parent 32b1aaf280
commit f2bd195eed
1 changed files with 4 additions and 0 deletions
@@ -445,6 +445,10 @@ tryget_socket_unconn_locked(int fd)
 {
  struct lwip_sock *ret = tryget_socket_unconn_nouse(fd);
  if (ret != NULL) {
+#if ESP_LWIP      
+    if (ret->conn == NULL)
+      return NULL;
+#endif /* ESP_LWIP */         
    if (!sock_inc_used_locked(ret)) {
      return NULL;
    }