[PATCH 1/6] [Blackfin] SPI driver: remove useless return status check in restore_state function pointed by Michael.

From: Bryan Wu
Date: Wed Jan 30 2008 - 04:14:49 EST


Cc: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
Signed-off-by: Bryan Wu <bryan.wu@xxxxxxxxxx>
---
drivers/spi/spi_bfin5xx.c | 15 ++-------------
1 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index 7ef39a6..8fd1365 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -223,10 +223,9 @@ static void cs_deactive(struct driver_data *drv_data, struct chip_data *chip)
#define MAX_SPI_SSEL 7

/* stop controller and re-config current chip*/
-static int restore_state(struct driver_data *drv_data)
+static void restore_state(struct driver_data *drv_data)
{
struct chip_data *chip = drv_data->cur_chip;
- int ret = 0;

/* Clear status and disable clock */
write_STAT(drv_data, BIT_STAT_CLR);
@@ -239,13 +238,6 @@ static int restore_state(struct driver_data *drv_data)

bfin_spi_enable(drv_data);
cs_active(drv_data, chip);
-
- if (ret)
- dev_dbg(&drv_data->pdev->dev,
- ": request chip select number %d failed\n",
- chip->chip_select_num);
-
- return ret;
}

/* used to kick off transfer in rx mode */
@@ -978,10 +970,7 @@ static void pump_messages(struct work_struct *work)

/* Setup the SSP using the per chip configuration */
drv_data->cur_chip = spi_get_ctldata(drv_data->cur_msg->spi);
- if (restore_state(drv_data)) {
- spin_unlock_irqrestore(&drv_data->lock, flags);
- return;
- };
+ restore_state(drv_data);

list_del_init(&drv_data->cur_msg->queue);

--
1.5.3.4
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