From e2a618615df33d884dde975c3e0a0727d9ea9629 Mon Sep 17 00:00:00 2001
From: Damien George
Date: Fri, 22 Aug 2014 21:49:08 +0100
Subject: stmhal: Fix modselect so non-hashable objects can be polled.

---
 stmhal/uart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'stmhal/uart.c')

diff --git a/stmhal/uart.c b/stmhal/uart.c
index 6cb8a8e40..884490a5f 100644
--- a/stmhal/uart.c
+++ b/stmhal/uart.c
@@ -485,7 +485,7 @@ mp_uint_t uart_ioctl(mp_obj_t self_in, mp_uint_t request, int *errcode, ...) {
     if (request == MP_IOCTL_POLL) {
         mp_uint_t flags = va_arg(vargs, mp_uint_t);
         ret = 0;
-        if (flags & MP_IOCTL_POLL_RD && uart_rx_any(self)) {
+        if ((flags & MP_IOCTL_POLL_RD) && uart_rx_any(self)) {
             ret |= MP_IOCTL_POLL_RD;
         }
         if (flags & MP_IOCTL_POLL_WR) {
-- 
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