diff --git a/mm/memory.c b/mm/memory.c
index 59e5bebc2e35a84273354c99c69c35b867b4433e..ec72a616ccd4a4d5862f956a5af5802a6384f17e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3941,7 +3941,7 @@ void print_vma_addr(char *prefix, unsigned long ip)
 			free_page((unsigned long)buf);
 		}
 	}
-	up_read(&current->mm->mmap_sem);
+	up_read(&mm->mmap_sem);
 }
 
 #ifdef CONFIG_PROVE_LOCKING