1 // SPDX-License-Identifier: GPL-2.0
3 * linux/fs/ext2/xattr_security.c
4 * Handler for storing security labels as extended attributes.
8 #include <linux/security.h>
12 ext2_xattr_security_get(const struct xattr_handler *handler,
13 struct dentry *unused, struct inode *inode,
14 const char *name, void *buffer, size_t size)
16 return ext2_xattr_get(inode, EXT2_XATTR_INDEX_SECURITY, name,
21 ext2_xattr_security_set(const struct xattr_handler *handler,
22 struct user_namespace *mnt_userns,
23 struct dentry *unused, struct inode *inode,
24 const char *name, const void *value,
25 size_t size, int flags)
27 return ext2_xattr_set(inode, EXT2_XATTR_INDEX_SECURITY, name,
31 static int ext2_initxattrs(struct inode *inode, const struct xattr *xattr_array,
34 const struct xattr *xattr;
37 for (xattr = xattr_array; xattr->name != NULL; xattr++) {
38 err = ext2_xattr_set(inode, EXT2_XATTR_INDEX_SECURITY,
39 xattr->name, xattr->value,
48 ext2_init_security(struct inode *inode, struct inode *dir,
49 const struct qstr *qstr)
51 return security_inode_init_security(inode, dir, qstr,
52 &ext2_initxattrs, NULL);
55 const struct xattr_handler ext2_xattr_security_handler = {
56 .prefix = XATTR_SECURITY_PREFIX,
57 .get = ext2_xattr_security_get,
58 .set = ext2_xattr_security_set,