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-rw-r--r--kernel/sched.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 4c10b10c05c7..3386e7b87614 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -36,6 +36,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/smp.h>
+#include <linux/threads.h>
#include <linux/timer.h>
#include <linux/rcupdate.h>
#include <linux/cpu.h>
@@ -4169,7 +4170,8 @@ static int __init isolated_cpu_setup(char *str)
str = get_options(str, ARRAY_SIZE(ints), ints);
cpus_clear(cpu_isolated_map);
for (i = 1; i <= ints[0]; i++)
- cpu_set(ints[i], cpu_isolated_map);
+ if (ints[i] < NR_CPUS)
+ cpu_set(ints[i], cpu_isolated_map);
return 1;
}