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Diffstat (limited to 'security/smack/smack_lsm.c')
-rw-r--r--security/smack/smack_lsm.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 048d92e81a34..2160e88a2e4e 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -3036,7 +3036,8 @@ static void smack_d_instantiate(struct dentry *opt_dentry, struct inode *inode)
* of the superblock.
*/
if (opt_dentry->d_parent == opt_dentry) {
- if (sbp->s_magic == CGROUP_SUPER_MAGIC) {
+ switch (sbp->s_magic) {
+ case CGROUP_SUPER_MAGIC:
/*
* The cgroup filesystem is never mounted,
* so there's no opportunity to set the mount
@@ -3044,8 +3045,19 @@ static void smack_d_instantiate(struct dentry *opt_dentry, struct inode *inode)
*/
sbsp->smk_root = &smack_known_star;
sbsp->smk_default = &smack_known_star;
+ isp->smk_inode = sbsp->smk_root;
+ break;
+ case TMPFS_MAGIC:
+ /*
+ * What about shmem/tmpfs anonymous files with dentry
+ * obtained from d_alloc_pseudo()?
+ */
+ isp->smk_inode = smk_of_current();
+ break;
+ default:
+ isp->smk_inode = sbsp->smk_root;
+ break;
}
- isp->smk_inode = sbsp->smk_root;
isp->smk_flags |= SMK_INODE_INSTANT;
goto unlockandout;
}