Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\key.h Create Date:2022-07-28 05:40:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:key_is_negative

Proto:static inline bool key_is_negative(const struct key *key)

Type:bool

Parameter:

TypeParameterName
const struct key *key
454  Return key_read_state(key) < 0
Caller
NameDescribe
trusted_updaterusted_update - reseal an existing key with new PCR values
encrypted_updaterypted_update - update the master key description* Change the master key description for an existing encrypted key.* The next read will return an encrypted datablob using the new* master key description.* On success, return 0. Otherwise return errno.