diff --git a/block/genhd.c b/block/genhd.c
index 4cd3433..b8defae 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -358,7 +358,6 @@
 /**
  * blk_alloc_devt - allocate a dev_t for a partition
  * @part: partition to allocate dev_t for
- * @gfp_mask: memory allocation flag
  * @devt: out parameter for resulting dev_t
  *
  * Allocate a dev_t for block device.