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netconn_delete(): check for errors returned by lwip_netconn_do_delconn() and don't call netconn_free() on error

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sg 2015-01-17 21:54:17 +01:00
parent 5ceaed291f
commit 05aa0ad114
1 changed files with 6 additions and 3 deletions
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9
src/api/api_lib.c
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@ -113,6 +113,7 @@ netconn_new_with_proto_and_callback(enum netconn_type t, u8_t proto, netconn_cal
err_t
netconn_delete(struct netconn *conn)
{
err_t err;
API_MSG_VAR_DECLARE(msg);
/* No ASSERT here because possible to get a (conn == NULL) if we got an accept error */
@ -123,12 +124,14 @@ netconn_delete(struct netconn *conn)
API_MSG_VAR_ALLOC(msg);
API_MSG_VAR_REF(msg).function = lwip_netconn_do_delconn;
API_MSG_VAR_REF(msg).msg.conn = conn;
tcpip_apimsg(&API_MSG_VAR_REF(msg));
err = tcpip_apimsg(&API_MSG_VAR_REF(msg));
API_MSG_VAR_FREE(msg);
netconn_free(conn);
if (err != ERR_OK) {
return err;
}
/* don't care for return value of lwip_netconn_do_delconn since it only calls void functions */
netconn_free(conn);
return ERR_OK;
}