On Thu, Jun 15, 2023 at 6:26 PM Yu Kuai <yukuai1@xxxxxxxxxxxxxxx> wrote: > > From: Yu Kuai <yukuai3@xxxxxxxxxx> > > Following build error triggered while build with clang version 17.0.0 > with W=1(this can't be reporduced with gcc 13.1.0): > > drivers/md/raid1-10.c:117:25: error: casting from randomized structure > pointer type 'struct block_device *' to 'struct md_rdev *' > 117 | struct md_rdev *rdev = (struct md_rdev *)bio->bi_bdev; > | ^ > > Fix this by casting 'bio->bi_bdev' to 'void *', as it used to be. > > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Link: https://lore.kernel.org/oe-kbuild-all/202306142042.fmjfmTF8-lkp@xxxxxxxxx/ > Fixes: 8295efbe68c0 ("md/raid1-10: factor out a helper to submit normal write") > Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx> Applied to md-next. Thanks, Song > --- > drivers/md/raid1-10.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/md/raid1-10.c b/drivers/md/raid1-10.c > index 169ebe296f2d..3f22edec70e7 100644 > --- a/drivers/md/raid1-10.c > +++ b/drivers/md/raid1-10.c > @@ -116,7 +116,7 @@ static void md_bio_reset_resync_pages(struct bio *bio, struct resync_pages *rp, > > static inline void raid1_submit_write(struct bio *bio) > { > - struct md_rdev *rdev = (struct md_rdev *)bio->bi_bdev; > + struct md_rdev *rdev = (void *)bio->bi_bdev; > > bio->bi_next = NULL; > bio_set_dev(bio, rdev->bdev); > -- > 2.39.2 >
