--- kernel/cpuset.c

+++ kernel/cpuset.c

@@ -1525,8 +1525,10 @@ static int cpuset_write_resmask(struct c

return -ENODEV;

trialcs = alloc_trial_cpuset(cs);

- if (!trialcs)

- return -ENOMEM;

+ if (!trialcs) {

+ retval = -ENOMEM;

+ goto out;

+ }

switch (cft->private) {

case FILE_CPULIST:

@@ -1541,6 +1543,7 @@ static int cpuset_write_resmask(struct c

}

free_trial_cpuset(trialcs);

+out:

cgroup_unlock();

return retval;

}