From: Miklos Szeredi <mszeredi@suse.cz>
Date: Fri, 12 Dec 2014 23:59:43 +0000 (+0100)
Subject: ovl: dont replace opaque dir
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=263b4a0fee43f1239c4d6f3c3a62fb5a20d84f2e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

ovl: dont replace opaque dir

When removing an empty opaque directory, then it makes no sense to replace
it with an exact replica of itself before removal.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
---

diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index ab50bd111feb..dcae3ac5aa76 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -506,7 +506,7 @@ static int ovl_remove_and_whiteout(struct dentry *dentry, bool is_dir)
 	struct dentry *opaquedir = NULL;
 	int err;
 
-	if (is_dir) {
+	if (is_dir && OVL_TYPE_MERGE_OR_LOWER(ovl_path_type(dentry))) {
 		opaquedir = ovl_check_empty_and_clear(dentry);
 		err = PTR_ERR(opaquedir);
 		if (IS_ERR(opaquedir))