meta-agl-core/recipes-kernel/linux/linux-4.14/Smack-Handle-CGROUP2-in-the-same-way-that-CGROUP.patch

   1 From 63f5acdf097b7baca8d0f7056a037f8811b48aaa Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Jos=C3=A9=20Bollo?= <jose.bollo@iot.bzh>
   3 Date: Tue, 27 Feb 2018 17:06:21 +0100
   4 Subject: [PATCH] Smack: Handle CGROUP2 in the same way that CGROUP
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 The new file system CGROUP2 isn't actually handled
  10 by smack. This changes makes Smack treat equally
  11 CGROUP and CGROUP2 items.
  12
  13 Signed-off-by: José Bollo <jose.bollo@iot.bzh>
  14 ---
  15  security/smack/smack_lsm.c | 2 ++
  16  1 file changed, 2 insertions(+)
  17
  18 diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
  19 index 03fdecba93bb..5d77ed04422c 100644
  20 --- a/security/smack/smack_lsm.c
  21 +++ b/security/smack/smack_lsm.c
  22 @@ -3431,6 +3431,7 @@ static void smack_d_instantiate(struct dentry *opt_dentry, struct inode *inode)
  23         if (opt_dentry->d_parent == opt_dentry) {
  24                 switch (sbp->s_magic) {
  25                 case CGROUP_SUPER_MAGIC:
  26 +               case CGROUP2_SUPER_MAGIC:
  27                         /*
  28                          * The cgroup filesystem is never mounted,
  29                          * so there's no opportunity to set the mount
  30 @@ -3474,6 +3475,7 @@ static void smack_d_instantiate(struct dentry *opt_dentry, struct inode *inode)
  31         switch (sbp->s_magic) {
  32         case SMACK_MAGIC:
  33         case CGROUP_SUPER_MAGIC:
  34 +       case CGROUP2_SUPER_MAGIC:
  35                 /*
  36                  * Casey says that it's a little embarrassing
  37                  * that the smack file system doesn't do
  38 --
  39 2.14.3
  40