From: Michael Halcrow <mhalcrow@us.ibm.com>
Date: Tue, 31 Oct 2006 06:07:20 +0000 (-0800)
Subject: [PATCH] eCryptfs: Remove ecryptfs_umount_begin
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=316bb95e8ed0ddcd767e8aa54264b6c6190f150c;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[PATCH] eCryptfs: Remove ecryptfs_umount_begin

There is no point to calling the lower umount_begin when the eCryptfs
umount_begin is called.

Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index c337c0410fb1..825757ae4867 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -137,23 +137,6 @@ static void ecryptfs_clear_inode(struct inode *inode)
 	iput(ecryptfs_inode_to_lower(inode));
 }
 
-/**
- * ecryptfs_umount_begin
- *
- * Called in do_umount().
- */
-static void ecryptfs_umount_begin(struct vfsmount *vfsmnt, int flags)
-{
-	struct vfsmount *lower_mnt =
-		ecryptfs_dentry_to_lower_mnt(vfsmnt->mnt_sb->s_root);
-	struct super_block *lower_sb;
-
-	mntput(lower_mnt);
-	lower_sb = lower_mnt->mnt_sb;
-	if (lower_sb->s_op->umount_begin)
-		lower_sb->s_op->umount_begin(lower_mnt, flags);
-}
-
 /**
  * ecryptfs_show_options
  *
@@ -193,6 +176,5 @@ struct super_operations ecryptfs_sops = {
 	.statfs = ecryptfs_statfs,
 	.remount_fs = NULL,
 	.clear_inode = ecryptfs_clear_inode,
-	.umount_begin = ecryptfs_umount_begin,
 	.show_options = ecryptfs_show_options
 };