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[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>
This commit is contained in:
Oleg Nesterov 2005-10-29 19:37:40 +04:00 committed by Linus Torvalds
parent 47e627ce83
commit 8d027de54c
1 changed files with 2 additions and 0 deletions
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kernel/signal.c
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@ -406,6 +406,8 @@ void __exit_signal(struct task_struct *tsk)
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);