diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-11-17 14:32:57 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-11-17 14:32:57 +0100 |
| commit | 3975797f3e72bd115c6ba80210c5fe65ebd9e14e (patch) | |
| tree | f2fa6fe843d9d0d458f5455b3852960439572913 /kernel/fork.c | |
| parent | 78424c927cf194e2eb689b7871780e9182bd8c13 (diff) | |
| parent | b7c0e47d98249c2ddf21ea197b651093c6aaee00 (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into drm-intel-next-queued
Tvrtko needs
commit b3c11ac267d461d3d597967164ff7278a919a39f
Author: Eric Engestrom <eric@engestrom.ch>
Date: Sat Nov 12 01:12:56 2016 +0000
drm: move allocation out of drm_get_format_name()
to be able to apply his patches without conflicts.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 623259fc794d..997ac1d584f7 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -315,6 +315,9 @@ static void account_kernel_stack(struct task_struct *tsk, int account) static void release_task_stack(struct task_struct *tsk) { + if (WARN_ON(tsk->state != TASK_DEAD)) + return; /* Better to leak the stack than to free prematurely */ + account_kernel_stack(tsk, -1); arch_release_thread_stack(tsk->stack); free_thread_stack(tsk); @@ -1862,6 +1865,7 @@ bad_fork_cleanup_count: atomic_dec(&p->cred->user->processes); exit_creds(p); bad_fork_free: + p->state = TASK_DEAD; put_task_stack(p); free_task(p); fork_out: |