From f6aa95111f032f14b5eb75648b19215d0880577f Mon Sep 17 00:00:00 2001 From: Sonic Zhang Date: Mon, 6 Apr 2009 17:32:42 +0100 Subject: [PATCH] --- yaml --- r: 142269 b: refs/heads/master c: 8c4210e3362e1cd44bd10c857dc5f69c0bf434da h: refs/heads/master i: 142267: 9b54eb19f45de87b8080457e237cf0aca136bd7c v: v3 --- [refs] | 2 +- trunk/drivers/serial/bfin_5xx.c | 4 +++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index c8d5230db392..28a79b34b3c6 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: df04baf1e6a62ff232fa224504ccaa987b5be230 +refs/heads/master: 8c4210e3362e1cd44bd10c857dc5f69c0bf434da diff --git a/trunk/drivers/serial/bfin_5xx.c b/trunk/drivers/serial/bfin_5xx.c index d7b271656a2d..12b11da40b49 100644 --- a/trunk/drivers/serial/bfin_5xx.c +++ b/trunk/drivers/serial/bfin_5xx.c @@ -401,9 +401,11 @@ static void bfin_serial_dma_rx_chars(struct bfin_serial_port *uart) else flg = TTY_NORMAL; - for (i = uart->rx_dma_buf.tail; i != uart->rx_dma_buf.head; i++) { + for (i = uart->rx_dma_buf.tail; ; i++) { if (i >= UART_XMIT_SIZE) i = 0; + if (i == uart->rx_dma_buf.head) + break; if (!uart_handle_sysrq_char(&uart->port, uart->rx_dma_buf.buf[i])) uart_insert_char(&uart->port, status, OE, uart->rx_dma_buf.buf[i], flg);