diff options
Diffstat (limited to 'security/keys/encrypted-keys/encrypted.c')
| -rw-r--r-- | security/keys/encrypted-keys/encrypted.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/security/keys/encrypted-keys/encrypted.c b/security/keys/encrypted-keys/encrypted.c index 927db9f35ad6..696ccfa08d10 100644 --- a/security/keys/encrypted-keys/encrypted.c +++ b/security/keys/encrypted-keys/encrypted.c @@ -845,6 +845,8 @@ static int encrypted_update(struct key *key, struct key_preparsed_payload *prep) size_t datalen = prep->datalen; int ret = 0; + if (test_bit(KEY_FLAG_NEGATIVE, &key->flags)) + return -ENOKEY; if (datalen <= 0 || datalen > 32767 || !prep->data) return -EINVAL; |
