[PATCH 1/2] wait_task_zombie: remove unneeded child->signal check

A zombie must have a valid ->signal, we are going to release it and
__exit_signal() starts with BUG_ON(!sig).

Signed-off-by: Oleg Nesterov <[email protected]>

--- t/kernel/exit.c~1_SIGCK	2007-08-05 18:43:00.000000000 +0400
+++ t/kernel/exit.c	2007-08-05 18:46:00.000000000 +0400
@@ -1210,7 +1210,7 @@ static int wait_task_zombie(struct task_
 		return 0;
 	}
 
-	if (likely(p->real_parent == p->parent) && likely(p->signal)) {
+	if (likely(p->real_parent == p->parent)) {
 		struct signal_struct *psig;
 		struct signal_struct *sig;
 

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Follow-Ups:
  • Re: [PATCH 1/2] wait_task_zombie: remove unneeded child->signal check
    • From: Roland McGrath <[email protected]>

• Prev by Date: Re: serial flow control appears broken
• Next by Date: [PATCH 2/2] wait_task_zombie: fix 2/3 races vs forget_original_parent()
• Previous by thread: [PATCH] Off-by-one in /sys/module/*/refcnt
• Next by thread: Re: [PATCH 1/2] wait_task_zombie: remove unneeded child->signal check
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]