bcachefs: Don't allocate too-big bios

This fixes a null ptr deref in bio_alloc_bioset() -> biovec_slab()

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
This commit is contained in:
Kent Overstreet 2021-10-13 13:45:46 -04:00 • committed by Kent Overstreet
commit edeb986b01