diff --git a/mm/slub.c b/mm/slub.c index fa28b1623644..202049a45764 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -3042,13 +3042,15 @@ static int list_locations(struct kmem_cache *s, char *buf, n += sprintf(buf + n, " pid=%ld", l->min_pid); - if (num_online_cpus() > 1 && !cpus_empty(l->cpus)) { + if (num_online_cpus() > 1 && !cpus_empty(l->cpus) && + n < PAGE_SIZE - 60) { n += sprintf(buf + n, " cpus="); n += cpulist_scnprintf(buf + n, PAGE_SIZE - n - 50, l->cpus); } - if (num_online_nodes() > 1 && !nodes_empty(l->nodes)) { + if (num_online_nodes() > 1 && !nodes_empty(l->nodes) && + n < PAGE_SIZE - 60) { n += sprintf(buf + n, " nodes="); n += nodelist_scnprintf(buf + n, PAGE_SIZE - n - 50, l->nodes);