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authorLinus Torvalds <torvalds@linux-foundation.org>2012-12-16 15:40:50 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-16 15:40:50 -0800
commit2a74dbb9a86e8102dcd07d284135b4530a84826e (patch)
treea54403e312b6062dfb57bd904ba8b8ce3b11e720 /security/smack
parent770b6cb4d21fb3e3df2a7a51e186a3c14db1ec30 (diff)
parente93072374112db9dc86635934ee761249be28370 (diff)
downloadlinux-stericsson-2a74dbb9a86e8102dcd07d284135b4530a84826e.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull security subsystem updates from James Morris: "A quiet cycle for the security subsystem with just a few maintenance updates." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: Smack: create a sysfs mount point for smackfs Smack: use select not depends in Kconfig Yama: remove locking from delete path Yama: add RCU to drop read locking drivers/char/tpm: remove tasklet and cleanup KEYS: Use keyring_alloc() to create special keyrings KEYS: Reduce initial permissions on keys KEYS: Make the session and process keyrings per-thread seccomp: Make syscall skipping and nr changes more consistent key: Fix resource leak keys: Fix unreachable code KEYS: Add payload preparsing opportunity prior to key instantiate or update
Diffstat (limited to 'security/smack')
-rw-r--r--security/smack/Kconfig6
-rw-r--r--security/smack/smackfs.c17
2 files changed, 22 insertions, 1 deletions
diff --git a/security/smack/Kconfig b/security/smack/Kconfig
index 603b08784341..e69de9c642b7 100644
--- a/security/smack/Kconfig
+++ b/security/smack/Kconfig
@@ -1,6 +1,10 @@
config SECURITY_SMACK
bool "Simplified Mandatory Access Control Kernel Support"
- depends on NETLABEL && SECURITY_NETWORK
+ depends on NET
+ depends on INET
+ depends on SECURITY
+ select NETLABEL
+ select SECURITY_NETWORK
default n
help
This selects the Simplified Mandatory Access Control Kernel.
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index 99929a50093a..76a5dca46404 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -2063,6 +2063,19 @@ static const struct file_operations smk_revoke_subj_ops = {
.llseek = generic_file_llseek,
};
+static struct kset *smackfs_kset;
+/**
+ * smk_init_sysfs - initialize /sys/fs/smackfs
+ *
+ */
+static int smk_init_sysfs(void)
+{
+ smackfs_kset = kset_create_and_add("smackfs", NULL, fs_kobj);
+ if (!smackfs_kset)
+ return -ENOMEM;
+ return 0;
+}
+
/**
* smk_fill_super - fill the /smackfs superblock
* @sb: the empty superblock
@@ -2183,6 +2196,10 @@ static int __init init_smk_fs(void)
if (!security_module_enable(&smack_ops))
return 0;
+ err = smk_init_sysfs();
+ if (err)
+ printk(KERN_ERR "smackfs: sysfs mountpoint problem.\n");
+
err = register_filesystem(&smk_fs_type);
if (!err) {
smackfs_mount = kern_mount(&smk_fs_type);