int vfs_removexattr(struct user_namespace *, struct dentry *, const char *);
ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size);
-ssize_t vfs_getxattr_alloc(struct user_namespace *mnt_userns,
- struct dentry *dentry, const char *name,
- char **xattr_value, size_t size, gfp_t flags);
+int vfs_getxattr_alloc(struct user_namespace *mnt_userns,
+ struct dentry *dentry, const char *name,
+ char **xattr_value, size_t size, gfp_t flags);
int xattr_supported_namespace(struct inode *inode, const char *prefix);