diff --git a/mm/memory.c b/mm/memory.c
index 6953d39..b13e7db 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1296,7 +1296,7 @@
 
 /**
  * unmap_vmas - unmap a range of memory covered by a list of vma's
- * @tlbp: address of the caller's struct mmu_gather
+ * @tlb: address of the caller's struct mmu_gather
  * @vma: the starting vma
  * @start_addr: virtual address at which to start unmapping
  * @end_addr: virtual address at which to end unmapping