[PATCH] video: backlight: ili922x.c: Cleaning up variable that is never used

Rickard Strandqvist
2014-07-06T18:19:34Z

Variable ar assigned a value that is never used.
I have also removed all the code that thereby serves no purpose.

This was found using a static code analysis program called cppcheck

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
drivers/video/backlight/ili922x.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/video/backlight/ili922x.c b/drivers/video/backlight/ili922x.c
index ea67fe1..06936c8 100644
--- a/drivers/video/backlight/ili922x.c
+++ b/drivers/video/backlight/ili922x.c
@@ -251,7 +251,7 @@ static int ili922x_write(struct spi_device *spi, u8 reg, u16 value)
struct spi_transfer xfer_regindex, xfer_regvalue;
unsigned char tbuf[CMD_BUFSIZE];
unsigned char rbuf[CMD_BUFSIZE];
- int ret, len = 0;
+ int ret;

memset(&xfer_regindex, 0, sizeof(struct spi_transfer));
memset(&xfer_regvalue, 0, sizeof(struct spi_transfer));
@@ -273,7 +273,6 @@ static int ili922x_write(struct spi_device *spi, u8 reg, u16 value)
ret = spi_sync(spi, &msg);

spi_message_init(&msg);
- len = 0;
tbuf[0] = set_tx_byte(START_BYTE(ili922x_id, START_RS_REG,
START_RW_WRITE));
tbuf[1] = set_tx_byte((value & 0xFF00) >> 8);
--
1.7.10.4