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authorDavid Howells <dhowells@redhat.com>2008-11-14 10:39:20 +1100
committerJames Morris <jmorris@namei.org>2008-11-14 10:39:20 +1100
commitbb952bb98a7e479262c7eb25d5592545a3af147d (patch)
tree9a2158c07a22a5fbddcec412944d2e7534eecc8f /include/linux/key.h
parent275bb41e9d058fbb327e7642f077e1beaeac162e (diff)
downloadop-kernel-dev-bb952bb98a7e479262c7eb25d5592545a3af147d.zip
op-kernel-dev-bb952bb98a7e479262c7eb25d5592545a3af147d.tar.gz
CRED: Separate per-task-group keyrings from signal_struct
Separate per-task-group keyrings from signal_struct and dangle their anchor from the cred struct rather than the signal_struct. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: James Morris <jmorris@namei.org> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'include/linux/key.h')
-rw-r--r--include/linux/key.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/include/linux/key.h b/include/linux/key.h
index df709e1..0836cc8 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -278,9 +278,7 @@ extern ctl_table key_sysctls[];
*/
extern void switch_uid_keyring(struct user_struct *new_user);
extern int copy_keys(unsigned long clone_flags, struct task_struct *tsk);
-extern int copy_thread_group_keys(struct task_struct *tsk);
extern void exit_keys(struct task_struct *tsk);
-extern void exit_thread_group_keys(struct signal_struct *tg);
extern int suid_keys(struct task_struct *tsk);
extern int exec_keys(struct task_struct *tsk);
extern void key_fsuid_changed(struct task_struct *tsk);
@@ -289,8 +287,8 @@ extern void key_init(void);
#define __install_session_keyring(keyring) \
({ \
- struct key *old_session = current->signal->session_keyring; \
- current->signal->session_keyring = keyring; \
+ struct key *old_session = current->cred->tgcred->session_keyring; \
+ current->cred->tgcred->session_keyring = keyring; \
old_session; \
})
@@ -308,9 +306,7 @@ extern void key_init(void);
#define switch_uid_keyring(u) do { } while(0)
#define __install_session_keyring(k) ({ NULL; })
#define copy_keys(f,t) 0
-#define copy_thread_group_keys(t) 0
#define exit_keys(t) do { } while(0)
-#define exit_thread_group_keys(tg) do { } while(0)
#define suid_keys(t) do { } while(0)
#define exec_keys(t) do { } while(0)
#define key_fsuid_changed(t) do { } while(0)
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