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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2016-04-29 12:03:31 +0300 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-05-04 10:52:43 +0100 |
| commit | 04bf02175fe9577875fb8285cc2d08169fef613a (patch) | |
| tree | 9bd4c2b87fa0124f91a29eea7b3dfdb39fd586fb /drivers/iio/dac | |
| parent | c25d3f37be016b301f446a5257645c4845daf53c (diff) | |
| download | linux-04bf02175fe9577875fb8285cc2d08169fef613a.tar.gz linux-04bf02175fe9577875fb8285cc2d08169fef613a.tar.bz2 linux-04bf02175fe9577875fb8285cc2d08169fef613a.zip | |
iio: dac: ad5592r: Off by one bug in ad5592r_alloc_channels()
The > here should be >= or we go beyond the end for the array.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/dac')
| -rw-r--r-- | drivers/iio/dac/ad5592r-base.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/dac/ad5592r-base.c b/drivers/iio/dac/ad5592r-base.c index 948f600e7059..69bde5909854 100644 --- a/drivers/iio/dac/ad5592r-base.c +++ b/drivers/iio/dac/ad5592r-base.c @@ -525,7 +525,7 @@ static int ad5592r_alloc_channels(struct ad5592r_state *st) device_for_each_child_node(st->dev, child) { ret = fwnode_property_read_u32(child, "reg", ®); - if (ret || reg > ARRAY_SIZE(st->channel_modes)) + if (ret || reg >= ARRAY_SIZE(st->channel_modes)) continue; ret = fwnode_property_read_u32(child, "adi,mode", &tmp); |