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| author | Stefan Berger <stefanb@linux.ibm.com> | 2024-02-23 20:25:13 +0300 |
|---|---|---|
| committer | Mimi Zohar <zohar@linux.ibm.com> | 2024-04-10 00:14:58 +0300 |
| commit | 5e2e4d0ea5c2c886c4a082890be6a1c2ee064605 (patch) | |
| tree | 7824174b02e0461f0b4092e76b0f52915bdeae79 /security | |
| parent | 1f65e57dc5417b166843438bef31c70b9a5208fe (diff) | |
| download | linux-5e2e4d0ea5c2c886c4a082890be6a1c2ee064605.tar.xz | |
evm: Rename is_unsupported_fs to is_unsupported_hmac_fs
Rename is_unsupported_fs to is_unsupported_hmac_fs since now only HMAC is
unsupported.
Co-developed-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/integrity/evm/evm_main.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c index c4a6081ce596..62fe66dd53ce 100644 --- a/security/integrity/evm/evm_main.c +++ b/security/integrity/evm/evm_main.c @@ -151,7 +151,7 @@ static int evm_find_protected_xattrs(struct dentry *dentry) return count; } -static int is_unsupported_fs(struct dentry *dentry) +static int is_unsupported_hmac_fs(struct dentry *dentry) { struct inode *inode = d_backing_inode(dentry); @@ -196,7 +196,8 @@ static enum integrity_status evm_verify_hmac(struct dentry *dentry, * On unsupported filesystems without EVM_INIT_X509 enabled, skip * signature verification. */ - if (!(evm_initialized & EVM_INIT_X509) && is_unsupported_fs(dentry)) + if (!(evm_initialized & EVM_INIT_X509) && + is_unsupported_hmac_fs(dentry)) return INTEGRITY_UNKNOWN; /* if status is not PASS, try to check again - against -ENOMEM */ @@ -266,7 +267,7 @@ static enum integrity_status evm_verify_hmac(struct dentry *dentry, } else if (!IS_RDONLY(inode) && !(inode->i_sb->s_readonly_remount) && !IS_IMMUTABLE(inode) && - !is_unsupported_fs(dentry)) { + !is_unsupported_hmac_fs(dentry)) { evm_update_evmxattr(dentry, xattr_name, xattr_value, xattr_value_len); @@ -502,12 +503,12 @@ static int evm_protect_xattr(struct mnt_idmap *idmap, if (strcmp(xattr_name, XATTR_NAME_EVM) == 0) { if (!capable(CAP_SYS_ADMIN)) return -EPERM; - if (is_unsupported_fs(dentry)) + if (is_unsupported_hmac_fs(dentry)) return -EPERM; } else if (!evm_protected_xattr(xattr_name)) { if (!posix_xattr_acl(xattr_name)) return 0; - if (is_unsupported_fs(dentry)) + if (is_unsupported_hmac_fs(dentry)) return 0; evm_status = evm_verify_current_integrity(dentry); @@ -515,7 +516,7 @@ static int evm_protect_xattr(struct mnt_idmap *idmap, (evm_status == INTEGRITY_NOXATTRS)) return 0; goto out; - } else if (is_unsupported_fs(dentry)) + } else if (is_unsupported_hmac_fs(dentry)) return 0; evm_status = evm_verify_current_integrity(dentry); @@ -817,7 +818,7 @@ static void evm_inode_post_setxattr(struct dentry *dentry, if (!(evm_initialized & EVM_INIT_HMAC)) return; - if (is_unsupported_fs(dentry)) + if (is_unsupported_hmac_fs(dentry)) return; evm_update_evmxattr(dentry, xattr_name, xattr_value, xattr_value_len); @@ -916,7 +917,7 @@ static int evm_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, if (evm_initialized & EVM_ALLOW_METADATA_WRITES) return 0; - if (is_unsupported_fs(dentry)) + if (is_unsupported_hmac_fs(dentry)) return 0; if (!(ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID))) @@ -967,7 +968,7 @@ static void evm_inode_post_setattr(struct mnt_idmap *idmap, if (!(evm_initialized & EVM_INIT_HMAC)) return; - if (is_unsupported_fs(dentry)) + if (is_unsupported_hmac_fs(dentry)) return; if (ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID)) |