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authorDavid Howells <dhowells@redhat.com>2014-07-18 21:56:34 +0400
committerDavid Howells <dhowells@redhat.com>2014-07-23 00:46:08 +0400
commit7dfa0ca6a95de65b7a7760630cdbd7d30f204bfa (patch)
treee97786b11796e13f91b205dbb8adb3727e88789d /security/keys/key.c
parentfc7c70e0b6b637bbf6cf8b9cee547d5ae83899c9 (diff)
downloadlinux-7dfa0ca6a95de65b7a7760630cdbd7d30f204bfa.tar.xz
KEYS: Allow expiry time to be set when preparsing a key
Allow a key type's preparsing routine to set the expiry time for a key. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Steve Dickson <steved@redhat.com> Acked-by: Jeff Layton <jlayton@primarydata.com> Reviewed-by: Sage Weil <sage@redhat.com>
Diffstat (limited to 'security/keys/key.c')
-rw-r--r--security/keys/key.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/security/keys/key.c b/security/keys/key.c
index 03620a35a4dc..755fb02df5af 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -437,6 +437,11 @@ static int __key_instantiate_and_link(struct key *key,
/* disable the authorisation key */
if (authkey)
key_revoke(authkey);
+
+ if (prep->expiry != TIME_T_MAX) {
+ key->expiry = prep->expiry;
+ key_schedule_gc(prep->expiry + key_gc_delay);
+ }
}
}
@@ -479,6 +484,7 @@ int key_instantiate_and_link(struct key *key,
prep.data = data;
prep.datalen = datalen;
prep.quotalen = key->type->def_datalen;
+ prep.expiry = TIME_T_MAX;
if (key->type->preparse) {
ret = key->type->preparse(&prep);
if (ret < 0)
@@ -811,6 +817,7 @@ key_ref_t key_create_or_update(key_ref_t keyring_ref,
prep.datalen = plen;
prep.quotalen = index_key.type->def_datalen;
prep.trusted = flags & KEY_ALLOC_TRUSTED;
+ prep.expiry = TIME_T_MAX;
if (index_key.type->preparse) {
ret = index_key.type->preparse(&prep);
if (ret < 0) {
@@ -941,6 +948,7 @@ int key_update(key_ref_t key_ref, const void *payload, size_t plen)
prep.data = payload;
prep.datalen = plen;
prep.quotalen = key->type->def_datalen;
+ prep.expiry = TIME_T_MAX;
if (key->type->preparse) {
ret = key->type->preparse(&prep);
if (ret < 0)