[PATCH -next] mm: Fix one kernel-doc comment

[Yang Li]

Add the description for @mt.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=1949
Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>
---
 mm/memory.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/memory.c b/mm/memory.c
index 6e2990b189f5..b6b04bb065c3 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1697,6 +1697,7 @@ static void unmap_single_vma(struct mmu_gather *tlb,
 /**
  * unmap_vmas - unmap a range of memory covered by a list of vma's
  * @tlb: address of the caller's struct mmu_gather
+ * @mt: the maple tree
  * @vma: the starting vma
  * @start_addr: virtual address at which to start unmapping
  * @end_addr: virtual address at which to end unmapping
-- 
2.20.1.7.g153144c