staging: iio: accel: add error check

Go to error_ret if sca3000_read_ctrl_reg() failed.

Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Luis de Bethencourt 2016-06-22 20:43:31 +01:00 committed by Jonathan Cameron
parent 7feae871b2
commit aea7b1dc2b

View File

@ -1046,6 +1046,8 @@ static int sca3000_clean_setup(struct sca3000_state *st)
/* Disable ring buffer */
ret = sca3000_read_ctrl_reg(st, SCA3000_REG_CTRL_SEL_OUT_CTRL);
if (ret < 0)
goto error_ret;
ret = sca3000_write_ctrl_reg(st, SCA3000_REG_CTRL_SEL_OUT_CTRL,
(ret & SCA3000_OUT_CTRL_PROT_MASK)
| SCA3000_OUT_CTRL_BUF_X_EN