--- linux/fs/minix/blkdev.c	2018/04/24 18:07:14	1.1.1.1
+++ linux/fs/minix/blkdev.c	2018/04/24 18:08:51	1.1.1.2
@@ -1,5 +1,5 @@
 /*
- *  linux/fs/chrdev.c
+ *  linux/fs/minix/blkdev.c
  *
  *  (C) 1991  Linus Torvalds
  */
@@ -7,10 +7,10 @@
 #include <linux/sched.h>
 #include <linux/minix_fs.h>
 #include <linux/tty.h>
+#include <linux/stat.h>
 
 #include <errno.h>
 #include <fcntl.h>
-#include <sys/stat.h>
 
 /*
  * Called every time a minix block special file is opened
@@ -19,7 +19,6 @@ static int blkdev_open(struct inode * in
 {
 	int i;
 
-	check_disk_change(inode->i_rdev);
 	i = MAJOR(inode->i_rdev);
 	if (i < MAX_BLKDEV) {
 		filp->f_op = blkdev_fops[i];