diff options
author | Alex Shi <alex.shi@linaro.org> | 2016-05-05 13:36:03 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2016-05-05 13:36:03 +0800 |
commit | e91b1cc90283c1b9b75670b027a18afbd20fe070 (patch) | |
tree | 81c395406a3774775a183d544aee9c5ced1c31d6 /security/keys/trusted.c | |
parent | d83731cf53fd3af7173cab5e3f573d06ebc852be (diff) | |
parent | 0b3df30dcadcddc56aed56c3c2d2de2ca963e81d (diff) |
Merge branch 'linux-linaro-lsk-v4.1' into linux-linaro-lsk-v4.1-rtlsk-v4.1-16.06-rtlsk-v4.1-16.05-rt
Diffstat (limited to 'security/keys/trusted.c')
-rw-r--r-- | security/keys/trusted.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/security/keys/trusted.c b/security/keys/trusted.c index c0594cb07ada..aeb38f1a12e7 100644 --- a/security/keys/trusted.c +++ b/security/keys/trusted.c @@ -984,13 +984,16 @@ static void trusted_rcu_free(struct rcu_head *rcu) */ static int trusted_update(struct key *key, struct key_preparsed_payload *prep) { - struct trusted_key_payload *p = key->payload.data; + struct trusted_key_payload *p; struct trusted_key_payload *new_p; struct trusted_key_options *new_o; size_t datalen = prep->datalen; char *datablob; int ret = 0; + if (test_bit(KEY_FLAG_NEGATIVE, &key->flags)) + return -ENOKEY; + p = key->payload.data; if (!p->migratable) return -EPERM; if (datalen <= 0 || datalen > 32767 || !prep->data) |