From: David Howells <dhowells@redhat.com>
Date: Thu, 14 Feb 2019 16:20:37 +0000 (+0000)
Subject: keys: Timestamp new keys
X-Git-Tag: v4.19.99~438
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0abc0d523aa25d4e993c266374e7a807d5897461;p=platform%2Fkernel%2Flinux-rpi.git

keys: Timestamp new keys

[ Upstream commit 7c1857bdbdf1e4c541e45eab477ee23ed4333ea4 ]

Set the timestamp on new keys rather than leaving it unset.

Fixes: 31d5a79d7f3d ("KEYS: Do LRU discard in full keyrings")
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: James Morris <james.morris@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/security/keys/key.c b/security/keys/key.c
index 249a6da..749a5cf 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -297,6 +297,7 @@ struct key *key_alloc(struct key_type *type, const char *desc,
 	key->gid = gid;
 	key->perm = perm;
 	key->restrict_link = restrict_link;
+	key->last_used_at = ktime_get_real_seconds();
 
 	if (!(flags & KEY_ALLOC_NOT_IN_QUOTA))
 		key->flags |= 1 << KEY_FLAG_IN_QUOTA;