| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 248/267] dm crypt: avoid truncating the logical block size | Date | Fri, 19 Jun 2020 16:33:53 +0200 |
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From: Eric Biggers <ebiggers@google.com>
commit 64611a15ca9da91ff532982429c44686f4593b5f upstream.
queue_limits::logical_block_size got changed from unsigned short to unsigned int, but it was forgotten to update crypt_io_hints() to use the new type. Fix it.
Fixes: ad6bf88a6c19 ("block: fix an integer overflow in logical block size") Cc: stable@vger.kernel.org Signed-off-by: Eric Biggers <ebiggers@google.com> Reviewed-by: Mikulas Patocka <mpatocka@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/md/dm-crypt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -3078,7 +3078,7 @@ static void crypt_io_hints(struct dm_tar limits->max_segment_size = PAGE_SIZE; limits->logical_block_size = - max_t(unsigned short, limits->logical_block_size, cc->sector_size); + max_t(unsigned, limits->logical_block_size, cc->sector_size); limits->physical_block_size = max_t(unsigned, limits->physical_block_size, cc->sector_size); limits->io_min = max_t(unsigned, limits->io_min, cc->sector_size);
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