From: Eric W. Biederman <ebiederm@xmission.com>
Date: Tue, 12 Feb 2013 21:46:23 +0000 (-0800)
Subject: kernel/pid.c: reenable interrupts when alloc_pid() fails because init has exited
X-Git-Tag: Ubuntu-5.0.0-8.9~14373
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=6e6668845fe593414a938b7726d6359b5570ac5a;p=mirror_ubuntu-disco-kernel.git

kernel/pid.c: reenable interrupts when alloc_pid() fails because init has exited

We're forgetting to reenable local interrupts on an error path.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Reported-by: Josh Boyer <jwboyer@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/kernel/pid.c b/kernel/pid.c
index de9af600006f..f2c6a6825098 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -331,7 +331,7 @@ out:
 	return pid;
 
 out_unlock:
-	spin_unlock(&pidmap_lock);
+	spin_unlock_irq(&pidmap_lock);
 out_free:
 	while (++i <= ns->level)
 		free_pidmap(pid->numbers + i);