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authorIngo Molnar <mingo@kernel.org>2021-04-20 11:13:58 +0300
committerIngo Molnar <mingo@kernel.org>2021-04-20 11:13:58 +0300
commitd0d252b8ca7a636640a7dca8606edf7c3bcfe0b8 (patch)
tree992b53f3c91669f3597e05997b61fa09db2155df /include/linux/sched
parent9406415f46f6127fd31bb66f0260f7a61a8d2786 (diff)
parentbf05bf16c76bb44ab5156223e1e58e26dfe30a88 (diff)
downloadlinux-d0d252b8ca7a636640a7dca8606edf7c3bcfe0b8.tar.xz
Merge tag 'v5.12-rc8' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/sched')
-rw-r--r--include/linux/sched/mm.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index 1ae08b8462a4..90b2a0bce11c 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -140,7 +140,8 @@ static inline bool in_vfork(struct task_struct *tsk)
* another oom-unkillable task does this it should blame itself.
*/
rcu_read_lock();
- ret = tsk->vfork_done && tsk->real_parent->mm == tsk->mm;
+ ret = tsk->vfork_done &&
+ rcu_dereference(tsk->real_parent)->mm == tsk->mm;
rcu_read_unlock();
return ret;