From a5f7a3022d4273257f6fa26f9743a4a6f30791e7 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Sat, 29 Dec 2018 22:43:35 +1100
Subject: [PATCH] stm32/uart: Fix uart_rx_any in case of no buffer to return 0
or 1.
---
ports/stm32/uart.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ports/stm32/uart.c b/ports/stm32/uart.c
index 74e601f3b..4031d8acd 100644
--- a/ports/stm32/uart.c
+++ b/ports/stm32/uart.c
@@ -517,7 +517,7 @@ mp_uint_t uart_rx_any(pyb_uart_obj_t *self) {
} else if (buffer_bytes > 0) {
return buffer_bytes;
} else {
- return UART_RXNE_IS_SET(self->uartx);
+ return UART_RXNE_IS_SET(self->uartx) != 0;
}
}
--
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