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authorOleg Nesterov <oleg@redhat.com>2012-05-11 10:59:09 +1000
committerAl Viro <viro@zeniv.linux.org.uk>2012-05-23 22:11:41 -0400
commitf23ca335462e3c84f13270b9e65f83936068ec2c (patch)
treef0df939f9906c28267c930554223720a82241c71 /kernel/cred.c
parentdea649b8ac1861107c5d91e1a71121434fc64193 (diff)
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keys: kill task_struct->replacement_session_keyring
Kill the no longer used task_struct->replacement_session_keyring, update copy_creds() and exit_creds(). Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: David Howells <dhowells@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Richard Kuo <rkuo@codeaurora.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Alexander Gordeev <agordeev@redhat.com> Cc: Chris Zankel <chris@zankel.net> Cc: David Smith <dsmith@redhat.com> Cc: "Frank Ch. Eigler" <fche@redhat.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Larry Woodman <lwoodman@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tejun Heo <tj@kernel.org> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/cred.c')
-rw-r--r--kernel/cred.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/kernel/cred.c b/kernel/cred.c
index 430557e..de728ac 100644
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -207,13 +207,6 @@ void exit_creds(struct task_struct *tsk)
validate_creds(cred);
alter_cred_subscribers(cred, -1);
put_cred(cred);
-
- cred = (struct cred *) tsk->replacement_session_keyring;
- if (cred) {
- tsk->replacement_session_keyring = NULL;
- validate_creds(cred);
- put_cred(cred);
- }
}
/**
@@ -396,8 +389,6 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags)
struct cred *new;
int ret;
- p->replacement_session_keyring = NULL;
-
if (
#ifdef CONFIG_KEYS
!p->cred->thread_keyring &&