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CRED: Detach the credentials from task_struct

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Detach the credentials from task_struct, duplicating them in copy_process()
and releasing them in __put_task_struct().

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: James Morris <jmorris@namei.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
David Howells 2008-11-14 10:39:17 +11:00 • committed by James Morris
parent b6dff3ec5e
commit f1752eec61
11 changed files with 179 additions and 83 deletions
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1
include/linux/sched.h
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@ -1151,7 +1151,6 @@ struct task_struct {
struct list_head cpu_timers[3];
/* process credentials */
struct cred __temp_cred __deprecated; /* temporary credentials to be removed */
struct cred *cred; /* actual/objective task credentials */
char comm[TASK_COMM_LEN]; /* executable name excluding path