summaryrefslogtreecommitdiffstats
path: root/kernel/cgroup.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-10-03 10:34:36 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-03 10:34:36 +0200
commitb5259d944279d0b7e78a83849a352d8ba0447c4c (patch)
tree42f0e7dc404bc776f9a736c17f52c121da166fc1 /kernel/cgroup.c
parent1c50b728c3e734150b8a4a8310ce3e01bc5c70be (diff)
parent94aca1dac6f6d21f4b07e4864baf7768cabcc6e7 (diff)
downloadtalos-op-linux-b5259d944279d0b7e78a83849a352d8ba0447c4c.tar.gz
talos-op-linux-b5259d944279d0b7e78a83849a352d8ba0447c4c.zip
Merge commit 'v2.6.27-rc8' into core/rcu
Diffstat (limited to 'kernel/cgroup.c')
-rw-r--r--kernel/cgroup.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 13932abde159..a0123d75ec9a 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -2738,14 +2738,15 @@ void cgroup_fork_callbacks(struct task_struct *child)
*/
void cgroup_mm_owner_callbacks(struct task_struct *old, struct task_struct *new)
{
- struct cgroup *oldcgrp, *newcgrp;
+ struct cgroup *oldcgrp, *newcgrp = NULL;
if (need_mm_owner_callback) {
int i;
for (i = 0; i < CGROUP_SUBSYS_COUNT; i++) {
struct cgroup_subsys *ss = subsys[i];
oldcgrp = task_cgroup(old, ss->subsys_id);
- newcgrp = task_cgroup(new, ss->subsys_id);
+ if (new)
+ newcgrp = task_cgroup(new, ss->subsys_id);
if (oldcgrp == newcgrp)
continue;
if (ss->mm_owner_changed)
OpenPOWER on IntegriCloud