md: raid1: use bio helper in process_checks()

Avoid to direct access to bvec table.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Ming Lei 2017-03-17 00:12:28 +08:00 • committed by Shaohua Li
commit 60928a91b0