spi: spi_bfin: bugfix for 8..16 bit word sizes
Fix bug in u16_cs_chg_reader to read data_len-2 bytes data firstly, then read
out the last 2 bytes data
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index c4c4905..25b0efc 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -501,7 +501,7 @@
cs_active(drv_data, chip);
dummy_read(drv_data);
- while (drv_data->rx < drv_data->rx_end) {
+ while (drv_data->rx < drv_data->rx_end - 2) {
cs_deactive(drv_data, chip);
if (chip->cs_chg_udelay)
