[PATCH] fix ->signal->live leak in copy_process() · 8d027de54c - Gogs

[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>

Oleg Nesterov 19 years ago

parent

47e627ce83

commit

8d027de54c

1 changed files with 2 additions and 0 deletions

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							+ 2
							
							- 0
						
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);