block: req->bio is always set in the merge code

As smatch, which is a lot smarter than me noticed.  So remove the checks
for it, and condense these checks a bit including the comments stating
the obvious.

Reported-by: Dan Carpenter <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: John Garry <[email protected]>
Reviewed-by: Martin K. Petersen <[email protected]>
Reviewed-by: Johannes Thumshirn <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>

0 files changed, 0 insertions, 0 deletions