diff --git a/block/blk-mq-dma.c b/block/blk-mq-dma.c
index 88fd9cbc951f..4a4ae2f806a2 100644
--- a/block/blk-mq-dma.c
+++ b/block/blk-mq-dma.c
@@ -213,7 +213,7 @@ static bool blk_dma_map_iter_start(struct request *req, struct device *dma_dev,
  * at unmap time, @iter is only needed at map time.
  *
  * Returns %false if there is no segment to map, including due to an error, or
- * %true ft it did map a segment.
+ * %true if it did map a segment.
  *
  * If a segment was mapped, the DMA address for it is returned in @iter.addr and
  * the length in @iter.len.  If no segment was mapped the status code is
@@ -243,7 +243,7 @@ EXPORT_SYMBOL_GPL(blk_rq_dma_map_iter_start);
  * arguments.
  *
  * Returns %false if there is no segment to map, including due to an error, or
- * %true ft it did map a segment.
+ * %true if it did map a segment.
  *
  * If a segment was mapped, the DMA address for it is returned in @iter.addr and
  * the length in @iter.len.  If no segment was mapped the status code is
@@ -317,7 +317,7 @@ EXPORT_SYMBOL(__blk_rq_map_sg);
 #ifdef CONFIG_BLK_DEV_INTEGRITY
 /**
  * blk_rq_integrity_dma_map_iter_start - map the first integrity DMA segment
- * 					 for a request
+ *                                       for a request
  * @req:	request to map
  * @dma_dev:	device to map to
  * @state:	DMA IOVA state
@@ -358,10 +358,9 @@ EXPORT_SYMBOL_GPL(blk_rq_integrity_dma_map_iter_start);
 
 /**
  * blk_rq_integrity_dma_map_iter_next - map the next integrity DMA segment for
- * 					 a request
+ *                                       a request
  * @req:	request to map
  * @dma_dev:	device to map to
- * @state:	DMA IOVA state
  * @iter:	block layer DMA iterator
  *
  * Iterate to the next integrity mapping after a previous call to