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| author | Rob Herring <robh@kernel.org> | 2015-02-04 10:43:01 -0600 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2015-02-04 10:43:01 -0600 |
| commit | 962a70d05edac2e2eb53cd077715930083964b9e (patch) | |
| tree | f0b3a7bd574b2edfa76ce960e7f8630aea77e257 /drivers/iio/inkern.c | |
| parent | 10638a4ed2b8618f20fabf9ed19df60a68446e90 (diff) | |
| parent | 26bc420b59a38e4e6685a73345a0def461136dce (diff) | |
Merge tag 'v3.19-rc6' into HEAD
Linux 3.19-rc6
Diffstat (limited to 'drivers/iio/inkern.c')
| -rw-r--r-- | drivers/iio/inkern.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index 866fe904cba2..90c8cb727cc7 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -449,6 +449,9 @@ static int iio_channel_read(struct iio_channel *chan, int *val, int *val2, if (val2 == NULL) val2 = &unused; + if(!iio_channel_has_info(chan->channel, info)) + return -EINVAL; + if (chan->indio_dev->info->read_raw_multi) { ret = chan->indio_dev->info->read_raw_multi(chan->indio_dev, chan->channel, INDIO_MAX_RAW_ELEMENTS, |