diff --git a/src/api/sockets.c b/src/api/sockets.c
index 4e3ab985..ff983af5 100644
--- a/src/api/sockets.c
+++ b/src/api/sockets.c
@@ -2230,13 +2230,11 @@ static void
 lwip_poll_dec_sockets_used(struct pollfd *fds, nfds_t nfds)
 {
   nfds_t fdi;
-  struct lwip_sock *sock;
-  SYS_ARCH_DECL_PROTECT(lev);
 
   if(fds) {
     /* Go through each struct pollfd in the array. */
     for (fdi = 0; fdi < nfds; fdi++) {
-      sock = tryget_socket_unconn_nouse(fds[fdi].fd);
+      struct lwip_sock *sock = tryget_socket_unconn_nouse(fds[fdi].fd);
       LWIP_ASSERT("socket gone at the end of select", sock != NULL);
       if (sock != NULL) {
         done_socket(sock);