diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/fork.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index cc5be0d01ce6..b9c54318a292 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1922,6 +1922,12 @@ static __latent_entropy struct task_struct *copy_process( rseq_fork(p, clone_flags); + /* Don't start children in a dying pid namespace */ + if (unlikely(!(ns_of_pid(pid)->pid_allocated & PIDNS_ADDING))) { + retval = -ENOMEM; + goto bad_fork_cancel_cgroup; + } + /* * Process group and session signals need to be delivered to just the * parent before the fork or both the parent and the child after the @@ -1935,10 +1941,7 @@ static __latent_entropy struct task_struct *copy_process( retval = -ERESTARTNOINTR; goto bad_fork_cancel_cgroup; } - if (unlikely(!(ns_of_pid(pid)->pid_allocated & PIDNS_ADDING))) { - retval = -ENOMEM; - goto bad_fork_cancel_cgroup; - } + init_task_pid_links(p); if (likely(p->pid)) { |