Defined in 2 files as a function:
- fs/crypto/fscrypt_private.h, line 425 (as a function)
- fs/crypto/fscrypt_private.h, line 467 (as a function)
Referenced in 2 files:
Smatch caller information:
fs/crypto/keysetup.c fscrypt_find_mode_key() -> fscrypt_is_key_prepared()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | prep_key | 4096-ptr_max |
| PARAM_VALUE | 1 | ci | 4096-ptr_max |
| PARAM_VALUE | 1 | ci->ci_inode | 4096-ptr_max |
| PARAM_VALUE | 1 | ci->ci_inode->i_sb | 4096-ptr_max |
| BUF_SIZE | 1 | ci | (-1)-s32max |
| BUF_SIZE | 1 | ci | (-1)-s32max |
| BUF_SIZE | 1 | ci->ci_inode | (-1),1-s32max |
| CAPPED_DATA | 1 | ci->ci_data_unit_bits | 1 |
| DATA_SOURCE | 1 | ci | $3 |
| STR_LEN | 1 | ci->ci_inode | (-1)-1010101 |
| STR_LEN | 1 | ci->ci_inode->i_sb | (-1) |
| NOSPEC | 1 | ci->ci_inode->i_bytes | |
| NOSPEC | 1 | ci->ci_inode->i_size | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | ci->ci_inode->__i_nlink | 1-u32max |
| USER_DATA | 1 | ci->ci_inode->i_blocks | 0-18014398509481983,18428729675200069632-u64max |
| USER_DATA | 1 | ci->ci_inode->i_bytes | 0-511[c] |
| USER_DATA | 1 | ci->ci_inode->i_ino | 0-u64max |
| USER_DATA | 1 | ci->ci_inode->i_mode | 0-u16max |
| USER_DATA | 1 | ci->ci_inode->i_rdev | 0-u32max[c] |
| USER_DATA | 1 | ci->ci_inode->i_size | (-9223372036854775807)-(-4),0-s64max |
| NO_OVERFLOW_SIMPLE | 1 | ci->ci_data_unit_bits | |
| NO_OVERFLOW_SIMPLE | 1 | ci->ci_inode->i_blkbits | |
| NO_OVERFLOW_SIMPLE | 1 | ci->ci_inode->i_linklen | |
| LOCK2 | &mk->mk_sem | ||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct fscrypt_master_key)->mk_sem |
fs/crypto/keysetup_v1.c find_or_insert_direct_key() -> fscrypt_is_key_prepared()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | prep_key | 40,4096-ptr_max |
| PARAM_VALUE | 1 | ci | 4096-ptr_max |
| PARAM_VALUE | 1 | ci->ci_inode | 4096-ptr_max |
| PARAM_VALUE | 1 | ci->ci_inode->i_sb | 4096-ptr_max |
| PARAM_VALUE | 1 | ci->ci_policy.v1.flags | 4-255 |
| BUF_SIZE | 1 | ci | (-1)-s32max |
| BUF_SIZE | 1 | ci | (-1)-s32max |
| BUF_SIZE | 1 | ci->ci_inode | (-1),4,24,64,168-s32max |
| CAPPED_DATA | 1 | ci->ci_inode->i_sb | 1 |
| CAPPED_DATA | 1 | ci->ci_mode | 1 |
| CAPPED_DATA | 1 | ci->ci_mode->keysize | 1 |
| DATA_SOURCE | 1 | ci | $2 |
| STR_LEN | 1 | ci->ci_inode | (-1)-1010101 |
| STR_LEN | 1 | ci->ci_inode->i_sb | (-1) |
| BIT_INFO | 1 | ci->ci_policy.v1.flags | 0x4,0xffffffffffffffff |
| NOSPEC | 1 | ci->ci_inode->i_bytes | |
| NOSPEC | 1 | ci->ci_inode->i_ino | |
| NOSPEC | 1 | ci->ci_inode->i_size | |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | ci->ci_inode->__i_nlink | 1-u32max |
| USER_DATA | 1 | ci->ci_inode->i_blocks | 0-18014398509481983,18428729675200069632-u64max |
| USER_DATA | 1 | ci->ci_inode->i_bytes | 0-511[c] |
| USER_DATA | 1 | ci->ci_inode->i_ino | 0-u64max |
| USER_DATA | 1 | ci->ci_inode->i_mode | 0-u16max |
| USER_DATA | 1 | ci->ci_inode->i_rdev | 0-u32max[c] |
| USER_DATA | 1 | ci->ci_inode->i_size | (-9223372036854775807)-(-4),0-s64max |
| NO_OVERFLOW_SIMPLE | 1 | ci->ci_data_unit_bits | |
| NO_OVERFLOW_SIMPLE | 1 | ci->ci_inode->i_blkbits | |
| NO_OVERFLOW_SIMPLE | 1 | ci->ci_inode->i_linklen | |
| LOCK2 | global &fscrypt_direct_keys_lock | ||
| HALF_LOCKED2 | &key->sem | ||
| HALF_LOCKED2 | &mk->mk_sem |