Make dir arg to lafs_new_inode optional.

After all, some inodes will be created without a directory (root and
other special inodes).

Make inodbp optional too.

Signed-off-by: NeilBrown <neilb@suse.de>

diff --git a/inode.c b/inode.c
index 5eb6271080788385297c657badcde001043b3543..6ff15cbe7b564c203624a105cc333af57e0427c0 100644 (file)
--- a/inode.c
+++ b/inode.c
@@ -545,7 +545,7 @@ void lafs_inode_init(struct datablock *b, int type, int mode, struct inode *dir)
                                mode |= S_ISGID;
                } else
                        l->groupid = cpu_to_le32(current->cred->fsgid);
-               if (LAFSI(dir)->md.file.treeid)
+               if (dir && LAFSI(dir)->md.file.treeid)
                        l->treeid = cpu_to_le32(LAFSI(dir)->md.file.treeid);
                else
                        l->treeid = l->userid;
@@ -556,7 +556,7 @@ void lafs_inode_init(struct datablock *b, int type, int mode, struct inode *dir)
                l->ctime = l->creationtime;
                l->accesstime = l->creationtime;
                l->size = 0;
-               l->parent = cpu_to_le32(dir->i_ino);
+               l->parent = dir ? cpu_to_le32(dir->i_ino) : 0;
                l->linkcount = 0;
                l->attrinode = 0;
                if (type == TypeDir) {
@@ -1497,7 +1497,10 @@ retry:
        LAFS_BUG(b->my_inode != ino, &b->b);
        lafs_checkpoint_unlock(fs);
 
-       *inodbp = b;
+       if (inodbp)
+               *inodbp = b;
+       else
+               putdref(b, MKREF(inode_new));
        return ino;
 
 abort_unlock: