hwmon: (nct6775-core) Fix overflows seen when writing limit attributes

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DIV_ROUND_CLOSEST() after kstrtoul() results in an overflow if a large
number such as 18446744073709551615 is provided by the user.
Fix it by reordering clamp_val() and DIV_ROUND_CLOSEST() operations.

Signed-off-by: Pei Xiao <xiaopei01@kylinos.cn>
Fixes: c3963bc0a0 ("hwmon: (nct6775) Split core and platform driver")
Message-ID: <7d5084cea33f7c0fd0578c59adfff71f93de94d9.1731375425.git.xiaopei01@kylinos.cn>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

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Pei Xiao 2024-11-12 09:39:51 +08:00 • committed by Guenter Roeck

parent 255ab27a07

commit 57ee12b6c5

1 changed files with 3 additions and 4 deletions

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drivers/hwmon/nct6775-core.c

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