block: clean up indentation in blk_rq_map_iter_init()

blk_rq_map_iter_init() has one line with 7 spaces of indentation and
another that mixes 1 tab and 8 spaces. Convert both to tabs.

Signed-off-by: Caleb Sander Mateos <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>

Author: calebsander

block/blk-mq-dma.c

@@ -142,15 +142,15 @@ static inline void blk_rq_map_iter_init(struct request *rq,
 				.bi_size = rq->special_vec.bv_len,
 			}
 		};
-       } else if (bio) {
+	} else if (bio) {
 		*iter = (struct blk_map_iter) {
 			.bio = bio,
 			.bvecs = bio->bi_io_vec,
 			.iter = bio->bi_iter,
 		};
 	} else {
 		/* the internal flush request may not have bio attached */
-	        *iter = (struct blk_map_iter) {};
+		*iter = (struct blk_map_iter) {};
 	}
 }