[PATCH -next] bio.h: fix kernel-doc warnings

[Randy Dunlap]

Fix all kernel-doc warnings in <linux/bio.h>:

include/linux/bio.h:136: warning: Function parameter or member 'nbytes' not described in 'bio_advance'
include/linux/bio.h:136: warning: Excess function parameter 'bytes' description in 'bio_advance'
include/linux/bio.h:391: warning: No description found for return value of 'bio_next_split'

Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: linux-block@xxxxxxxxxxxxxxx
---
 include/linux/bio.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- linux-next-20211222.orig/include/linux/bio.h
+++ linux-next-20211222/include/linux/bio.h
@@ -124,7 +124,7 @@ void __bio_advance(struct bio *, unsigne
 /**
  * bio_advance - increment/complete a bio by some number of bytes
  * @bio:	bio to advance
- * @bytes:	number of bytes to complete
+ * @nbytes:	number of bytes to complete
  *
  * This updates bi_sector, bi_size and bi_idx; if the number of bytes to
  * complete doesn't align with a bvec boundary, then bv_len and bv_offset will
@@ -383,7 +383,7 @@ extern struct bio *bio_split(struct bio
  * @gfp:	gfp mask
  * @bs:		bio set to allocate from
  *
- * Returns a bio representing the next @sectors of @bio - if the bio is smaller
+ * Return: a bio representing the next @sectors of @bio - if the bio is smaller
  * than @sectors, returns the original bio unchanged.
  */
 static inline struct bio *bio_next_split(struct bio *bio, int sectors,