diff options
| -rw-r--r-- | drivers/staging/pi433/pi433_if.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index e08cb18b9129..f64884b3a65a 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -89,7 +89,7 @@ struct pi433_device { struct task_struct *tx_task_struct; wait_queue_head_t tx_wait_queue; u8 free_in_fifo; - char buffer[MAX_MSG_SIZE]; + char tx_buffer[MAX_MSG_SIZE]; /* rx related values */ struct pi433_rx_cfg rx_cfg; @@ -612,8 +612,8 @@ static int pi433_tx_thread(void *data) if (tx_cfg.enable_address_byte == OPTION_ON) size++; - /* prime buffer */ - memset(device->buffer, 0, size); + /* prime tx_buffer */ + memset(device->tx_buffer, 0, size); position = 0; /* add length byte, if requested */ @@ -622,15 +622,15 @@ static int pi433_tx_thread(void *data) * according to spec, length byte itself must be * excluded from the length calculation */ - device->buffer[position++] = size - 1; + device->tx_buffer[position++] = size - 1; /* add adr byte, if requested */ if (tx_cfg.enable_address_byte == OPTION_ON) - device->buffer[position++] = tx_cfg.address_byte; + device->tx_buffer[position++] = tx_cfg.address_byte; /* finally get message data from fifo */ - retval = kfifo_out(&device->tx_fifo, &device->buffer[position], - sizeof(device->buffer) - position); + retval = kfifo_out(&device->tx_fifo, &device->tx_buffer[position], + sizeof(device->tx_buffer) - position); dev_dbg(device->dev, "read %d message byte(s) from fifo queue.\n", retval); @@ -714,7 +714,7 @@ static int pi433_tx_thread(void *data) device->free_in_fifo = 0; rf69_write_fifo(spi, - &device->buffer[position], + &device->tx_buffer[position], write_size); position += write_size; } else { @@ -722,7 +722,7 @@ static int pi433_tx_thread(void *data) device->free_in_fifo -= size; repetitions--; rf69_write_fifo(spi, - &device->buffer[position], + &device->tx_buffer[position], (size - position)); position = 0; /* reset for next repetition */ } |