Improve ov08x40_[read|write]_reg() error returns, if we got an errno value from the I2C core use that instead of always returning -EIO. Tested-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> --- drivers/media/i2c/ov08x40.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/media/i2c/ov08x40.c b/drivers/media/i2c/ov08x40.c index 10ec9896ca61..39430528f54f 100644 --- a/drivers/media/i2c/ov08x40.c +++ b/drivers/media/i2c/ov08x40.c @@ -1394,7 +1394,7 @@ static int ov08x40_read_reg(struct ov08x40 *ov08x, ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); if (ret != ARRAY_SIZE(msgs)) - return -EIO; + return ret < 0 ? ret : -EIO; *val = be32_to_cpu(data_be); @@ -1463,7 +1463,7 @@ static int ov08x40_write_reg(struct ov08x40 *ov08x, u16 reg, u32 len, u32 __val) { struct i2c_client *client = v4l2_get_subdevdata(&ov08x->sd); - int buf_i, val_i; + int buf_i, val_i, ret; u8 buf[6], *val_p; __be32 val; @@ -1481,8 +1481,9 @@ static int ov08x40_write_reg(struct ov08x40 *ov08x, while (val_i < 4) buf[buf_i++] = val_p[val_i++]; - if (i2c_master_send(client, buf, len + 2) != len + 2) - return -EIO; + ret = i2c_master_send(client, buf, len + 2); + if (ret != len + 2) + return ret < 0 ? ret : -EIO; return 0; } -- 2.47.1