bcachefs: handle failed data_update_init cleanup

data_update_init allocates several resources, but we forget to clean
these up when it fails.

Signed-off-by: Daniel Hill <daniel@gluo.nz>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Daniel Hill 2022-12-09 12:37:56 +13:00 • committed by Kent Overstreet
commit f3a37e76ca