Change 'new_usage' type to u64 so it can be compared with unsigned 'max' and 'capacity' properly even if the value crosses the signed boundary. Signed-off-by: Haitao Huang <haitao.huang@xxxxxxxxxxxxxxx> --- kernel/cgroup/misc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/cgroup/misc.c b/kernel/cgroup/misc.c index abbe9aa5cdd1..79a3717a5803 100644 --- a/kernel/cgroup/misc.c +++ b/kernel/cgroup/misc.c @@ -142,7 +142,7 @@ int misc_cg_try_charge(enum misc_res_type type, struct misc_cg *cg, u64 amount) struct misc_cg *i, *j; int ret; struct misc_res *res; - s64 new_usage; + u64 new_usage; if (!(valid_type(type) && cg && READ_ONCE(misc_res_capacity[type]))) return -EINVAL; base-commit: 32bf85c60ca3584a7ba3bef19da2779b73b2e7d6 -- 2.25.1
