diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-22 09:00:23 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-22 09:00:23 +0200 |
| commit | 6acf116c9558314d3cac36d5eb17f30368c73fd2 (patch) | |
| tree | 385d0f4811ca8e0bf2deed3d58516b7e97054242 /kernel/fork.c | |
| parent | 5fcf93795e6b72368cd98cd541b6d4bbe8804320 (diff) | |
| parent | 08332893e37af6ae779367e78e444f8f9571511d (diff) | |
Merge 4.12-rc2 into usb-next
We want the USB fixes in here as well to handle testing and merge
issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 06d759ab4c62f..aa1076c5e4a9f 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1845,11 +1845,13 @@ static __latent_entropy struct task_struct *copy_process( */ recalc_sigpending(); if (signal_pending(current)) { - spin_unlock(¤t->sighand->siglock); - write_unlock_irq(&tasklist_lock); retval = -ERESTARTNOINTR; goto bad_fork_cancel_cgroup; } + if (unlikely(!(ns_of_pid(pid)->nr_hashed & PIDNS_HASH_ADDING))) { + retval = -ENOMEM; + goto bad_fork_cancel_cgroup; + } if (likely(p->pid)) { ptrace_init_task(p, (clone_flags & CLONE_PTRACE) || trace); @@ -1907,6 +1909,8 @@ static __latent_entropy struct task_struct *copy_process( return p; bad_fork_cancel_cgroup: + spin_unlock(¤t->sighand->siglock); + write_unlock_irq(&tasklist_lock); cgroup_cancel_fork(p); bad_fork_free_pid: cgroup_threadgroup_change_end(current); |