The patch titled
cpuset: add a missing unlock in cpuset_write_resmask()
has been added to the -mm tree. Its filename is
cpuset-add-a-missing-unlock-in-cpuset_write_resmask.patch
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The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: cpuset: add a missing unlock in cpuset_write_resmask()
From: Li Zefan <lizf@xxxxxxxxxxxxxx>
Don't forget to release cgroup_mutex if alloc_trial_cpuset() fails.
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Cc: Paul Menage <menage@xxxxxxxxxx>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Miao Xie <miaox@xxxxxxxxxxxxxx>
Cc: <stable@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/cpuset.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff -puN kernel/cpuset.c~cpuset-add-a-missing-unlock-in-cpuset_write_resmask kernel/cpuset.c
--- a/kernel/cpuset.c~cpuset-add-a-missing-unlock-in-cpuset_write_resmask
+++ a/kernel/cpuset.c
@@ -1575,8 +1575,10 @@ static int cpuset_write_resmask(struct c
return -ENODEV;
trialcs = alloc_trial_cpuset(cs);
- if (!trialcs)
+ if (!trialcs) {
+ cgroup_unlock();
return -ENOMEM;
+ }
switch (cft->private) {
case FILE_CPULIST:
_
Patches currently in -mm which might be from lizf@xxxxxxxxxxxxxx are
origin.patch
cpuset-add-a-missing-unlock-in-cpuset_write_resmask.patch
cpuset-add-a-missing-unlock-in-cpuset_write_resmask-fix.patch
mm-notifier_from_errno-cleanup.patch
cgroup-remove-the-ns_cgroup.patch
cpuset-remove-unneeded-nodemask_alloc-in-cpuset_sprintf_memlist.patch
cpuset-remove-unneeded-nodemask_alloc-in-cpuset_sprintf_memlist-v2.patch
cpuset-remove-unneeded-nodemask_alloc-in-cpuset_attch.patch
cpuset-fix-unchecked-calls-to-nodemask_alloc.patch
cpuset-fix-unchecked-calls-to-nodemask_alloc-v2.patch
cpuset-hold-callback_mutex-in-cpuset_clone.patch
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