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-rw-r--r--kernel/cpuset.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 51f8e1d..535dce6 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -856,14 +856,15 @@ static int update_cpumask(struct cpuset *cs, struct cpuset *trialcs,
if (!cpumask_subset(trialcs->cpus_allowed, cpu_active_mask))
return -EINVAL;
}
- retval = validate_change(cs, trialcs);
- if (retval < 0)
- return retval;
/* Nothing to do if the cpus didn't change */
if (cpumask_equal(cs->cpus_allowed, trialcs->cpus_allowed))
return 0;
+ retval = validate_change(cs, trialcs);
+ if (retval < 0)
+ return retval;
+
retval = heap_init(&heap, PAGE_SIZE, GFP_KERNEL, NULL);
if (retval)
return retval;
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