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evm: Move evm_hmac and evm_hash from evm_main.c to evm_crypto.c

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These variables are not used where they are was defined.  There is no
point in declaring them there as extern.  Move and constify them, saving
2 bytes.

Function                                     old     new   delta
init_desc                                    273     271      -2
Total: Before=2112094, After=2112092, chg -0.00%

Signed-off-by: Hernán Gonzalez <hernan@vanguardiasur.com.ar>
Tested-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
This commit is contained in:
Hernán Gonzalez 2018-02-27 19:16:59 -03:00 committed by Mimi Zohar
parent 0834136aea
commit 1a82cee3e6
3 changed files with 3 additions and 4 deletions
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2
security/integrity/evm/evm.h
View File

@ -31,8 +31,6 @@
EVM_ALLOW_METADATA_WRITES)
extern int evm_initialized;
extern char *evm_hmac;
extern char *evm_hash;
#define EVM_ATTR_FSUUID 0x0001

3
security/integrity/evm/evm_crypto.c
View File

@ -37,6 +37,9 @@ static DEFINE_MUTEX(mutex);
static unsigned long evm_set_key_flags;
static char * const evm_hmac = "hmac(sha1)";
static char * const evm_hash = "sha1";
/**
* evm_set_key() - set EVM HMAC key from the kernel
* @key: pointer to a buffer with the key data

2
security/integrity/evm/evm_main.c
View File

@ -33,8 +33,6 @@ int evm_initialized;
static char *integrity_status_msg[] = {
"pass", "pass_immutable", "fail", "no_label", "no_xattrs", "unknown"
};
char *evm_hmac = "hmac(sha1)";
char *evm_hash = "sha1";
int evm_hmac_attrs;
char *evm_config_xattrnames[] = {