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authorZev Weiss <zev@bewilderbeest.net>2021-11-10 18:53:38 -0800
committerGuenter Roeck <linux@roeck-us.net>2021-11-14 16:57:16 -0800
commit214f525255069a55b4664842c68bc15b2ee049f0 (patch)
treee5f371e89054a14730b12bf5d4416d667b23356f /drivers/hwmon/nct6775.c
parentdbd3e6eaf3d813939b28e8a66e29d81cdc836445 (diff)
hwmon: (nct6775) mask out bank number in nct6775_wmi_read_value()
The first call to nct6775_asuswmi_read() in nct6775_wmi_read_value() had been passing the full bank+register number instead of just the lower 8 bits. It didn't end up actually causing problems because the second argument of that function is a u8 anyway, but it seems preferable to be explicit about it at the call site (and consistent with the rest of the code). Signed-off-by: Zev Weiss <zev@bewilderbeest.net> Fixes: 3fbbfc27f955 ("hwmon: (nct6775) Support access via Asus WMI") Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20211111025339.27520-1-zev@bewilderbeest.net Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/nct6775.c')
-rw-r--r--drivers/hwmon/nct6775.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c
index 93dca471972e..57ce8633a725 100644
--- a/drivers/hwmon/nct6775.c
+++ b/drivers/hwmon/nct6775.c
@@ -1527,7 +1527,7 @@ static u16 nct6775_wmi_read_value(struct nct6775_data *data, u16 reg)
nct6775_wmi_set_bank(data, reg);
- err = nct6775_asuswmi_read(data->bank, reg, &tmp);
+ err = nct6775_asuswmi_read(data->bank, reg & 0xff, &tmp);
if (err)
return 0;