[PATCH] fix ->signal->live leak in copy_process()
exit_signal() (called from copy_process's error path) should decrement
->signal->live, otherwise forking process will miss 'group_dead' in
do_exit().
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/kernel/signal.c b/kernel/signal.c
index f2b96b0..6904bbb 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -406,6 +406,8 @@
void exit_signal(struct task_struct *tsk)
{
+ atomic_dec(&tsk->signal->live);
+
write_lock_irq(&tasklist_lock);
__exit_signal(tsk);
write_unlock_irq(&tasklist_lock);