CVE-2024-50270 mm/damon/core: avoid overflow in damon_feed_loop_next_input()

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: avoid overflow in damonfeedloopnextinput damonfeedloopnextinput is inefficient and fragile to overflows. Specifically, 'scoregoaldiffbp' calculation can overflow when 'score' is high. The calculation is actually...