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block/loop: mark expected switch fall-through 

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Gustavo A. R. Silva 2018-07-02 12:52:06 -05:00 committed by Jens Axboe
parent d769a99296
commit d893ff8603
1 changed files with 1 additions and 0 deletions
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drivers/block/loop.c
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@ -1609,6 +1609,7 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode,
case LOOP_GET_STATUS64:
case LOOP_SET_STATUS64:
arg = (unsigned long) compat_ptr(arg);
/* fall through */
case LOOP_SET_FD:
case LOOP_CHANGE_FD:
case LOOP_SET_BLOCK_SIZE: