1 files changed, 29 insertions, 0 deletions

diff --git a/fs/nfs/nfs3acl.c b/fs/nfs/nfs3acl.c
index 393ba79fc14f..89b6468700e7 100644
--- a/fs/nfs/nfs3acl.c
+++ b/fs/nfs/nfs3acl.c
@@ -301,3 +301,32 @@ int nfs3_proc_setacl(struct inode *inode, int type, struct posix_acl *acl)
 fail:
         return PTR_ERR(alloc);
 }
+
+int nfs3_proc_set_default_acl(struct inode *dir, struct inode *inode,
+                mode_t mode)
+{
+        struct posix_acl *dfacl, *acl;
+        int error = 0;
+
+        dfacl = nfs3_proc_getacl(dir, ACL_TYPE_DEFAULT);
+        if (IS_ERR(dfacl)) {
+                error = PTR_ERR(dfacl);
+                return (error == -EOPNOTSUPP) ? 0 : error;
+        }
+        if (!dfacl)
+                return 0;
+        acl = posix_acl_clone(dfacl, GFP_KERNEL);
+        error = -ENOMEM;
+        if (!acl)
+                goto out_release_dfacl;
+        error = posix_acl_create_masq(acl, &mode);
+        if (error < 0)
+                goto out_release_acl;
+        error = nfs3_proc_setacls(inode, acl, S_ISDIR(inode->i_mode) ?
+                                                      dfacl : NULL);
+out_release_acl:
+        posix_acl_release(acl);
+out_release_dfacl:
+        posix_acl_release(dfacl);
+        return error;
+}