diff options
| author | Sam Winchenbach <swinchenbach@arka.org> | 2025-03-28 13:48:28 -0400 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2025-04-22 19:09:52 +0100 |
| commit | fb6009a28d77edec4eb548b5875dae8c79b88467 (patch) | |
| tree | b575ffda67c1823becda9fa3303f4f898e41872b | |
| parent | ef0ce24f590ac075d5eda11f2d6434b303333ed6 (diff) | |
iio: filter: admv8818: fix integer overflow
HZ_PER_MHZ is only unsigned long. This math overflows, leading to
incorrect results.
Fixes: f34fe888ad05 ("iio:filter:admv8818: add support for ADMV8818")
Signed-off-by: Sam Winchenbach <swinchenbach@arka.org>
Link: https://patch.msgid.link/20250328174831.227202-4-sam.winchenbach@framepointer.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
| -rw-r--r-- | drivers/iio/filter/admv8818.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/filter/admv8818.c b/drivers/iio/filter/admv8818.c index 3d8740caa1455..cd3aff9a2f7bf 100644 --- a/drivers/iio/filter/admv8818.c +++ b/drivers/iio/filter/admv8818.c @@ -154,7 +154,7 @@ static int __admv8818_hpf_select(struct admv8818_state *st, u64 freq) } /* Close HPF frequency gap between 12 and 12.5 GHz */ - if (freq >= 12000 * HZ_PER_MHZ && freq <= 12500 * HZ_PER_MHZ) { + if (freq >= 12000ULL * HZ_PER_MHZ && freq < 12500ULL * HZ_PER_MHZ) { hpf_band = 3; hpf_step = 15; } |