Commit ef3149eb authored by Luis de Bethencourt's avatar Luis de Bethencourt Committed by Jonathan Cameron

staging: iio: accel: fix error check

sca3000_read_ctrl_reg() returns a negative number on failure, check for
this instead of zero.
Signed-off-by: default avatarLuis de Bethencourt <luisbg@osg.samsung.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent df013212
......@@ -594,7 +594,7 @@ static ssize_t sca3000_read_frequency(struct device *dev,
goto error_ret_mut;
ret = sca3000_read_ctrl_reg(st, SCA3000_REG_CTRL_SEL_OUT_CTRL);
mutex_unlock(&st->lock);
if (ret)
if (ret < 0)
goto error_ret;
val = ret;
if (base_freq > 0)
......
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