deal with a bug of spi_uart while receiving data

diff --git a/drivers/fpga/spi_uart.c b/drivers/fpga/spi_uart.c
index e0b024296275f62204c819f8c9f225774645630d..69e24dbd08d3334083aeb597bff71fe79952a269 100755 (executable)
--- a/drivers/fpga/spi_uart.c
+++ b/drivers/fpga/spi_uart.c
@@ -404,8 +404,8 @@ static void spi_uart_receive_chars(struct spi_uart *uart, unsigned int *status)
        int max_count = 1024;\r
        //printk("rx:");\r
 #if SPI_UART_TXRX_BUF\r
-       int ret,count,stat = 0,num = 0;\r
-       int i;\r
+       int ret,count,stat = 0;\r
+       int i = 0;\r
        unsigned char buf[SPI_UART_FIFO_LEN];\r
        while (max_count >0 )\r
        {\r
@@ -431,7 +431,7 @@ static void spi_uart_receive_chars(struct spi_uart *uart, unsigned int *status)
                {\r
                        flag = TTY_NORMAL;\r
                        uart->icount.rx++;\r
-                       ch = buf[num++];\r
+                       ch = buf[i];\r
                        tty_insert_flip_char(tty, ch, flag);\r
                        //if(gBaud == 1500000)\r
                        //printk("0x%x,",ch);\r