bcachefs: Don't issue transaction restart on key cache realloc

This shouldn't be needed anymore, since we don't rely on the pointer
validity that this was guarding against anymore - we get a new good
reference and save it right after this function.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2022-10-17 07:32:57 -04:00
commit f83009cda3