diff options
| -rw-r--r-- | drivers/video/backlight/ili922x.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/video/backlight/ili922x.c b/drivers/video/backlight/ili922x.c index 206e77afc56f..c8e0e655dc86 100644 --- a/drivers/video/backlight/ili922x.c +++ b/drivers/video/backlight/ili922x.c @@ -269,6 +269,10 @@ static int ili922x_write(struct spi_device *spi, u8 reg, u16 value) spi_message_add_tail(&xfer_regindex, &msg); ret = spi_sync(spi, &msg); + if (ret < 0) { + dev_err(&spi->dev, "Error sending SPI message 0x%x", ret); + return ret; + } spi_message_init(&msg); tbuf[0] = set_tx_byte(START_BYTE(ili922x_id, START_RS_REG, |