block: Remove bi_idx references
For immutable bvecs, all bi_idx usage needs to be audited - so here
we're removing all the unnecessary uses.
Most of these are places where it was being initialized on a bio that
was just allocated, a few others are conversions to standard macros.
Signed-off-by: Kent Overstreet <koverstreet@google.com>
CC: Jens Axboe <axboe@kernel.dk>
diff --git a/drivers/md/dm-verity.c b/drivers/md/dm-verity.c
index 923115d..4f06d9a 100644
--- a/drivers/md/dm-verity.c
+++ b/drivers/md/dm-verity.c
@@ -490,7 +490,7 @@
bio->bi_end_io = verity_end_io;
bio->bi_private = io;
- io->io_vec_size = bio->bi_vcnt - bio->bi_idx;
+ io->io_vec_size = bio_segments(bio);
if (io->io_vec_size < DM_VERITY_IO_VEC_INLINE)
io->io_vec = io->io_vec_inline;
else