Merge tag 'lsm-pr-20221212' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/lsm

[linux-block.git] / include / linux / xattr.h

diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index 4c379d23ec6e73b9590fba7c16e1152fb79376fd..707374bab4c48241b1d1d659c9d6658893694861 100644 (file)
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -22,6 +22,12 @@
 struct inode;
 struct dentry;
 
+static inline bool is_posix_acl_xattr(const char *name)
+{
+       return (strcmp(name, XATTR_NAME_POSIX_ACL_ACCESS) == 0) ||
+              (strcmp(name, XATTR_NAME_POSIX_ACL_DEFAULT) == 0);
+}
+
 /*
  * struct xattr_handler: When @name is set, match attributes with exactly that
  * name.  When @prefix is set instead, match attributes with that prefix and
@@ -68,9 +74,9 @@ int __vfs_removexattr_locked(struct user_namespace *, struct dentry *,
 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);