diff options
Diffstat (limited to 'security/integrity/evm')
| -rw-r--r-- | security/integrity/evm/evm_crypto.c | 4 | ||||
| -rw-r--r-- | security/integrity/evm/evm_main.c | 20 |
2 files changed, 12 insertions, 12 deletions
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c index b202edc2ff65..52b811da6989 100644 --- a/security/integrity/evm/evm_crypto.c +++ b/security/integrity/evm/evm_crypto.c @@ -376,12 +376,12 @@ int evm_update_evmxattr(struct dentry *dentry, const char *xattr_name, xattr_value_len, &data); if (rc == 0) { data.hdr.xattr.sha1.type = EVM_XATTR_HMAC; - rc = __vfs_setxattr_noperm(&init_user_ns, dentry, + rc = __vfs_setxattr_noperm(&nop_mnt_idmap, dentry, XATTR_NAME_EVM, &data.hdr.xattr.data[1], SHA1_DIGEST_SIZE + 1, 0); } else if (rc == -ENODATA && (inode->i_opflags & IOP_XATTR)) { - rc = __vfs_removexattr(&init_user_ns, dentry, XATTR_NAME_EVM); + rc = __vfs_removexattr(&nop_mnt_idmap, dentry, XATTR_NAME_EVM); } return rc; } diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c index 45bcd08a9224..99f7bd8af19a 100644 --- a/security/integrity/evm/evm_main.c +++ b/security/integrity/evm/evm_main.c @@ -436,7 +436,7 @@ static enum integrity_status evm_verify_current_integrity(struct dentry *dentry) /* * evm_xattr_change - check if passed xattr value differs from current value - * @mnt_userns: user namespace of the idmapped mount + * @idmap: idmap of the mount * @dentry: pointer to the affected dentry * @xattr_name: requested xattr * @xattr_value: requested xattr value @@ -446,7 +446,7 @@ static enum integrity_status evm_verify_current_integrity(struct dentry *dentry) * * Returns 1 if passed xattr value differs from current value, 0 otherwise. */ -static int evm_xattr_change(struct user_namespace *mnt_userns, +static int evm_xattr_change(struct mnt_idmap *idmap, struct dentry *dentry, const char *xattr_name, const void *xattr_value, size_t xattr_value_len) { @@ -482,7 +482,7 @@ out: * For posix xattr acls only, permit security.evm, even if it currently * doesn't exist, to be updated unless the EVM signature is immutable. */ -static int evm_protect_xattr(struct user_namespace *mnt_userns, +static int evm_protect_xattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *xattr_name, const void *xattr_value, size_t xattr_value_len) { @@ -538,7 +538,7 @@ out: return 0; if (evm_status == INTEGRITY_PASS_IMMUTABLE && - !evm_xattr_change(mnt_userns, dentry, xattr_name, xattr_value, + !evm_xattr_change(idmap, dentry, xattr_name, xattr_value, xattr_value_len)) return 0; @@ -553,7 +553,7 @@ out: /** * evm_inode_setxattr - protect the EVM extended attribute - * @mnt_userns: user namespace of the idmapped mount + * @idmap: idmap of the mount * @dentry: pointer to the affected dentry * @xattr_name: pointer to the affected extended attribute name * @xattr_value: pointer to the new extended attribute value @@ -565,7 +565,7 @@ out: * userspace from writing HMAC value. Writing 'security.evm' requires * requires CAP_SYS_ADMIN privileges. */ -int evm_inode_setxattr(struct user_namespace *mnt_userns, struct dentry *dentry, +int evm_inode_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *xattr_name, const void *xattr_value, size_t xattr_value_len) { @@ -584,20 +584,20 @@ int evm_inode_setxattr(struct user_namespace *mnt_userns, struct dentry *dentry, xattr_data->type != EVM_XATTR_PORTABLE_DIGSIG) return -EPERM; } - return evm_protect_xattr(mnt_userns, dentry, xattr_name, xattr_value, + return evm_protect_xattr(idmap, dentry, xattr_name, xattr_value, xattr_value_len); } /** * evm_inode_removexattr - protect the EVM extended attribute - * @mnt_userns: user namespace of the idmapped mount + * @idmap: idmap of the mount * @dentry: pointer to the affected dentry * @xattr_name: pointer to the affected extended attribute name * * Removing 'security.evm' requires CAP_SYS_ADMIN privileges and that * the current value is valid. */ -int evm_inode_removexattr(struct user_namespace *mnt_userns, +int evm_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *xattr_name) { /* Policy permits modification of the protected xattrs even though @@ -606,7 +606,7 @@ int evm_inode_removexattr(struct user_namespace *mnt_userns, if (evm_initialized & EVM_ALLOW_METADATA_WRITES) return 0; - return evm_protect_xattr(mnt_userns, dentry, xattr_name, NULL, 0); + return evm_protect_xattr(idmap, dentry, xattr_name, NULL, 0); } #ifdef CONFIG_FS_POSIX_ACL |