evm: remove unused cleanup functions

EVM cannot be built as a kernel module. Remove the unncessary __exit
functions.

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@intel.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

3 files changed, 0 insertions, 16 deletions

diff --git a/security/integrity/evm/evm.h b/security/integrity/evm/evm.h
index c885247ebcf7..3eb30c6db419 100644
--- a/security/integrity/evm/evm.h
+++ b/security/integrity/evm/evm.h
@@ -45,6 +45,5 @@ extern int evm_calc_hash(struct dentry *dentry, const char *req_xattr_name,
 extern int evm_init_hmac(struct inode *inode, const struct xattr *xattr,
                          char *hmac_val);
 extern int evm_init_secfs(void);
-extern void evm_cleanup_secfs(void);
 
 #endif
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index eb5484504f50..a78a5e21ef70 100644
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -427,15 +427,6 @@ err:
         return error;
 }
 
-static void __exit cleanup_evm(void)
-{
-        evm_cleanup_secfs();
-        if (hmac_tfm)
-                crypto_free_shash(hmac_tfm);
-        if (hash_tfm)
-                crypto_free_shash(hash_tfm);
-}
-
 /*
  * evm_display_config - list the EVM protected security extended attributes
  */
diff --git a/security/integrity/evm/evm_secfs.c b/security/integrity/evm/evm_secfs.c
index ac7629950578..30f670ad6ac3 100644
--- a/security/integrity/evm/evm_secfs.c
+++ b/security/integrity/evm/evm_secfs.c
@@ -100,9 +100,3 @@ int __init evm_init_secfs(void)
                 error = -EFAULT;
         return error;
 }
-
-void __exit evm_cleanup_secfs(void)
-{
-        if (evm_init_tpm)
-                securityfs_remove(evm_init_tpm);
-}