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authorDavid Howells <dhowells@redhat.com>2008-11-14 10:39:16 +1100
committerJames Morris <jmorris@namei.org>2008-11-14 10:39:16 +1100
commitb6dff3ec5e116e3af6f537d4caedcad6b9e5082a (patch)
tree9e76f972eb7ce9b84e0146c8e4126a3f86acb428 /security/keys/request_key_auth.c
parent15a2460ed0af7538ca8e6c610fe607a2cd9da142 (diff)
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CRED: Separate task security context from task_struct
Separate the task security context from task_struct. At this point, the security data is temporarily embedded in the task_struct with two pointers pointing to it. Note that the Alpha arch is altered as it refers to (E)UID and (E)GID in entry.S via asm-offsets. With comment fixes Signed-off-by: Marc Dionne <marc.c.dionne@gmail.com> 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>
Diffstat (limited to 'security/keys/request_key_auth.c')
-rw-r--r--security/keys/request_key_auth.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
index 1762d44711d..2125579d5d7 100644
--- a/security/keys/request_key_auth.c
+++ b/security/keys/request_key_auth.c
@@ -164,22 +164,22 @@ struct key *request_key_auth_new(struct key *target, const void *callout_info,
/* see if the calling process is already servicing the key request of
* another process */
- if (current->request_key_auth) {
+ if (current->cred->request_key_auth) {
/* it is - use that instantiation context here too */
- down_read(&current->request_key_auth->sem);
+ down_read(&current->cred->request_key_auth->sem);
/* if the auth key has been revoked, then the key we're
* servicing is already instantiated */
if (test_bit(KEY_FLAG_REVOKED,
- &current->request_key_auth->flags))
+ &current->cred->request_key_auth->flags))
goto auth_key_revoked;
- irka = current->request_key_auth->payload.data;
+ irka = current->cred->request_key_auth->payload.data;
rka->context = irka->context;
rka->pid = irka->pid;
get_task_struct(rka->context);
- up_read(&current->request_key_auth->sem);
+ up_read(&current->cred->request_key_auth->sem);
}
else {
/* it isn't - use this process as the context */
@@ -214,7 +214,7 @@ struct key *request_key_auth_new(struct key *target, const void *callout_info,
return authkey;
auth_key_revoked:
- up_read(&current->request_key_auth->sem);
+ up_read(&current->cred->request_key_auth->sem);
kfree(rka->callout_info);
kfree(rka);
kleave("= -EKEYREVOKED");