spi: Use list_last_entry at appropriate places

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index bf98d63..390da9b 100644 (file)
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -276,8 +276,7 @@ static void giveback(struct dw_spi *dws)
        queue_work(dws->workqueue, &dws->pump_messages);
        spin_unlock_irqrestore(&dws->lock, flags);
 
-       last_transfer = list_entry(msg->transfers.prev,
-                                       struct spi_transfer,
+       last_transfer = list_last_entry(&msg->transfers, struct spi_transfer,
                                        transfer_list);
 
        if (!last_transfer->cs_change && dws->cs_control)

diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index 2789b45..3c5b905 100644 (file)
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -459,9 +459,8 @@ static void giveback(struct pl022 *pl022)
        struct spi_transfer *last_transfer;
        pl022->next_msg_cs_active = false;
 
-       last_transfer = list_entry(pl022->cur_msg->transfers.prev,
-                                       struct spi_transfer,
-                                       transfer_list);
+       last_transfer = list_last_entry(&pl022->cur_msg->transfers,
+                                       struct spi_transfer, transfer_list);
 
        /* Delay if requested before any change in chip select */
        if (last_transfer->delay_usecs)

diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index c702fc5..41185d0 100644 (file)
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -362,8 +362,7 @@ static void giveback(struct driver_data *drv_data)
        drv_data->cur_msg = NULL;
        drv_data->cur_transfer = NULL;
 
-       last_transfer = list_entry(msg->transfers.prev,
-                                       struct spi_transfer,
+       last_transfer = list_last_entry(&msg->transfers, struct spi_transfer,
                                        transfer_list);
 
        /* Delay if requested before any change in chip select */