From: Tasos Sahanidis Date: Wed, 12 Mar 2025 03:08:32 +0000 (+0200) Subject: hwmon: (nct6775-core) Fix out of bounds access for NCT679{8,9} X-Git-Tag: v6.1.134~59 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ad387704e98cae1ab0f657a35340c03a836c59ae;p=thirdparty%2Fkernel%2Fstable.git hwmon: (nct6775-core) Fix out of bounds access for NCT679{8,9} [ Upstream commit 815f80ad20b63830949a77c816e35395d5d55144 ] pwm_num is set to 7 for these chips, but NCT6776_REG_PWM_MODE and NCT6776_PWM_MODE_MASK only contain 6 values. Fix this by adding another 0 to the end of each array. Signed-off-by: Tasos Sahanidis Link: https://lore.kernel.org/r/20250312030832.106475-1-tasos@tasossah.com Signed-off-by: Guenter Roeck Signed-off-by: Sasha Levin --- diff --git a/drivers/hwmon/nct6775-core.c b/drivers/hwmon/nct6775-core.c index 9de3ad2713f1d..ec3ff4e9a9abd 100644 --- a/drivers/hwmon/nct6775-core.c +++ b/drivers/hwmon/nct6775-core.c @@ -276,8 +276,8 @@ static const s8 NCT6776_BEEP_BITS[] = { static const u16 NCT6776_REG_TOLERANCE_H[] = { 0x10c, 0x20c, 0x30c, 0x80c, 0x90c, 0xa0c, 0xb0c }; -static const u8 NCT6776_REG_PWM_MODE[] = { 0x04, 0, 0, 0, 0, 0 }; -static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0 }; +static const u8 NCT6776_REG_PWM_MODE[] = { 0x04, 0, 0, 0, 0, 0, 0 }; +static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0, 0 }; static const u16 NCT6776_REG_FAN_MIN[] = { 0x63a, 0x63c, 0x63e, 0x640, 0x642, 0x64a, 0x64c };