diff options
| author | Luis de Bethencourt <luisbg@osg.samsung.com> | 2016-06-22 20:43:30 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-06-26 15:57:02 +0100 |
| commit | ef3149eb3ddb7f9125e11c90f8330e371b55cffd (patch) | |
| tree | eec87d6d485fd16bf9b4bca1c55dfbb66c1eb0ac /drivers/staging | |
| parent | df013212a1b6557f071609983cab0612f71fd99b (diff) | |
| download | linux-ef3149eb3ddb7f9125e11c90f8330e371b55cffd.tar.bz2 | |
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: Luis de Bethencourt <luisbg@osg.samsung.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/iio/accel/sca3000_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c index a8f533af9eca..ec12181822e6 100644 --- a/drivers/staging/iio/accel/sca3000_core.c +++ b/drivers/staging/iio/accel/sca3000_core.c @@ -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) |