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>

1 files changed, 0 insertions, 6 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 740cf946c8cc..2913252989b3 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -571,12 +571,6 @@ struct signal_struct {
          */
         struct rlimit rlim[RLIM_NLIMITS];
 
-        /* keep the process-shared keyrings here so that they do the right
-         * thing in threads created with CLONE_THREAD */
-#ifdef CONFIG_KEYS
-        struct key *session_keyring;    /* keyring inherited over fork */
-        struct key *process_keyring;    /* keyring private to this process */
-#endif
 #ifdef CONFIG_BSD_PROCESS_ACCT
         struct pacct_struct pacct;      /* per-process accounting information */
 #endif