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commit f00093608fa790580da309bb9feb5108fbe7c331 upstream. The find_last_bit() call produces the index of the highest-numbered core in core_mask; because cores are numbered from zero, the number of elements we need to allocate is one more than that. Signed-off-by: Zev Weiss <zev@bewilderbeest.net> Cc: stable@kernel.org # v5.18 Fixes: bf3608f338e9 ("hwmon: peci: Add cputemp driver") Reviewed-by: Iwona Winiarska <iwona.winiarska@intel.com> Link: https://lore.kernel.org/r/20230202021825.21486-1-zev@bewilderbeest.net Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>