Add an error trace in ov5640_read_reg() in case of i2c_transfer() failure. Uniformize error traces using dev_err instead v4l2_err. Signed-off-by: Hugues Fruchet <hugues.fruchet@xxxxxx> --- version 2: - Uniformize error traces using dev_err instead v4l2_err as per Sakari's review comment. drivers/media/i2c/ov5640.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c index 99a5902..6f18460 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -839,7 +839,7 @@ static int ov5640_write_reg(struct ov5640_dev *sensor, u16 reg, u8 val) ret = i2c_transfer(client->adapter, &msg, 1); if (ret < 0) { - v4l2_err(&sensor->sd, "%s: error: reg=%x, val=%x\n", + dev_err(&client->dev, "%s: error: reg=%x, val=%x\n", __func__, reg, val); return ret; } @@ -868,8 +868,11 @@ static int ov5640_read_reg(struct ov5640_dev *sensor, u16 reg, u8 *val) msg[1].len = 1; ret = i2c_transfer(client->adapter, msg, 2); - if (ret < 0) + if (ret < 0) { + dev_err(&client->dev, "%s: error: reg=%x\n", + __func__, reg); return ret; + } *val = buf[0]; return 0; -- 1.9.1