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-rw-r--r--include/linux/sched.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index dfcb9bb20413..574f879c9bf4 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -13,6 +13,7 @@
#include <linux/rbtree.h>
#include <linux/thread_info.h>
#include <linux/cpumask.h>
+#include <linux/errno.h>
#include <asm/system.h>
#include <asm/semaphore.h>
@@ -732,6 +733,8 @@ extern int set_cpus_allowed(task_t *p, cpumask_t new_mask);
#else
static inline int set_cpus_allowed(task_t *p, cpumask_t new_mask)
{
+ if (!cpus_intersects(new_mask, cpu_online_map))
+ return -EINVAL;
return 0;
}
#endif