6.13-stable review patch. If anyone has any objections, please let me know.
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From: Kent Overstreet kent.overstreet@linux.dev
commit 57e9417f69839cb10f7ffca684c38acd28ceb57b upstream.
Fix memory corruption due to incorrect parameter being passed to bio_init
Signed-off-by: Kent Overstreet kent.overstreet@linux.dev Signed-off-by: Mikulas Patocka mpatocka@redhat.com Cc: stable@vger.kernel.org # v6.5+ Fixes: 1d9a94389853 ("dm flakey: clone pages on write bio before corrupting them") Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/md/dm-flakey.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -426,7 +426,7 @@ static struct bio *clone_bio(struct dm_t if (!clone) return NULL;
- bio_init(clone, fc->dev->bdev, bio->bi_inline_vecs, nr_iovecs, bio->bi_opf); + bio_init(clone, fc->dev->bdev, clone->bi_inline_vecs, nr_iovecs, bio->bi_opf);
clone->bi_iter.bi_sector = flakey_map_sector(ti, bio->bi_iter.bi_sector); clone->bi_private = bio;