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-rw-r--r--kernel/cgroup/cpuset.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index 90288efe5367..7830c1b68205 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -2897,21 +2897,19 @@ static int update_nodemask(struct cpuset *cs, struct cpuset *trialcs,
*/
retval = nodelist_parse(buf, trialcs->mems_allowed);
if (retval < 0)
- goto done;
+ return retval;
if (!nodes_subset(trialcs->mems_allowed,
- top_cpuset.mems_allowed)) {
- retval = -EINVAL;
- goto done;
- }
+ top_cpuset.mems_allowed))
+ return -EINVAL;
+
+ /* No change? nothing to do */
+ if (nodes_equal(cs->mems_allowed, trialcs->mems_allowed))
+ return 0;
- if (nodes_equal(cs->mems_allowed, trialcs->mems_allowed)) {
- retval = 0; /* Too easy - nothing to do */
- goto done;
- }
retval = validate_change(cs, trialcs);
if (retval < 0)
- goto done;
+ return retval;
check_insane_mems_config(&trialcs->mems_allowed);
@@ -2921,8 +2919,7 @@ static int update_nodemask(struct cpuset *cs, struct cpuset *trialcs,
/* use trialcs->mems_allowed as a temp variable */
update_nodemasks_hier(cs, &trialcs->mems_allowed);
-done:
- return retval;
+ return 0;
}
bool current_cpuset_is_being_rebound(void)