diff options
| -rw-r--r-- | ports/esp32/modsocket.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/ports/esp32/modsocket.c b/ports/esp32/modsocket.c index cacc52dec5..ca8c63030c 100644 --- a/ports/esp32/modsocket.c +++ b/ports/esp32/modsocket.c @@ -36,6 +36,7 @@ #include <stdlib.h> #include <string.h> +#include "py/gc.h" #include "py/runtime0.h" #include "py/nlr.h" #include "py/objlist.h" @@ -274,6 +275,13 @@ STATIC mp_obj_t socket_make_new(const mp_obj_type_t *type_in, size_t n_args, siz sock->state = sock->type == SOCK_STREAM ? SOCKET_STATE_NEW : SOCKET_STATE_CONNECTED; sock->fd = lwip_socket(sock->domain, sock->type, sock->proto); + if (sock->fd < 0 && errno == ENFILE) { + // ESP32 LWIP has a hard socket limit, ENFILE is returned when this is + // reached. Similar to the logic elsewhere for MemoryError, try running + // GC before failing outright. + gc_collect(); + sock->fd = lwip_socket(sock->domain, sock->type, sock->proto); + } if (sock->fd < 0) { mp_raise_OSError(errno); } |