From c3a6a67f86addf961a3e3239ae8185880066e78e Mon Sep 17 00:00:00 2001
From: Hridya Valsaraju <hridya@google.com>
Date: Mon, 6 Jan 2020 10:13:29 -0800
Subject: [PATCH] FROMLIST: security: selinux: allow per-file labelling for
 binderfs

This patch allows genfscon per-file labeling for binderfs.
This is required to have separate permissions to allow
access to binder, hwbinder and vndbinder devices which are
relocating to binderfs.

Acked-by: Jeff Vander Stoep <jeffv@google.com>
Acked-by: Mark Salyzyn <salyzyn@android.com>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Hridya Valsaraju <hridya@google.com>

Bug: 136497735
(cherry picked from commit 7a4b51947475a7f67e2bd06c4a4c768e2e64a975
git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux.git
master)
Link: https://lore.kernel.org/patchwork/patch/1175776/
Change-Id: I105cc54b30ddd4120dc23a363bddc2f9d00e4dc4
---
 security/selinux/hooks.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 230e78ed207f..67df68a3b79a 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -753,6 +753,7 @@ static int selinux_set_mnt_opts(struct super_block *sb,
 
 	if (!strcmp(sb->s_type->name, "debugfs") ||
 	    !strcmp(sb->s_type->name, "tracefs") ||
+	    !strcmp(sb->s_type->name, "binderfs") ||
 	    !strcmp(sb->s_type->name, "pstore"))
 		sbsec->flags |= SE_SBGENFS;