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authorLinus Torvalds <torvalds@linux-foundation.org>2015-02-11 20:25:11 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-11 20:25:11 -0800
commit8cc748aa76c921d8834ef00f762f31acd2c93aa8 (patch)
tree764b0ba9b9c16658bbb1077458605dc3faac0411 /security/smack/smack.h
parent7184487f14eb7c2fcf8337bb16c6a63b6db1252e (diff)
parent04f81f0154e4bf002be6f4d85668ce1257efa4d9 (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull security layer updates from James Morris: "Highlights: - Smack adds secmark support for Netfilter - /proc/keys is now mandatory if CONFIG_KEYS=y - TPM gets its own device class - Added TPM 2.0 support - Smack file hook rework (all Smack users should review this!)" * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (64 commits) cipso: don't use IPCB() to locate the CIPSO IP option SELinux: fix error code in policydb_init() selinux: add security in-core xattr support for pstore and debugfs selinux: quiet the filesystem labeling behavior message selinux: Remove unused function avc_sidcmp() ima: /proc/keys is now mandatory Smack: Repair netfilter dependency X.509: silence asn1 compiler debug output X.509: shut up about included cert for silent build KEYS: Make /proc/keys unconditional if CONFIG_KEYS=y MAINTAINERS: email update tpm/tpm_tis: Add missing ifdef CONFIG_ACPI for pnp_acpi_device smack: fix possible use after frees in task_security() callers smack: Add missing logging in bidirectional UDS connect check Smack: secmark support for netfilter Smack: Rework file hooks tpm: fix format string error in tpm-chip.c char/tpm/tpm_crb: fix build error smack: Fix a bidirectional UDS connect check typo smack: introduce a special case for tmpfs in smack_d_instantiate() ...
Diffstat (limited to 'security/smack/smack.h')
-rw-r--r--security/smack/smack.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/security/smack/smack.h b/security/smack/smack.h
index b828a379377c..67ccb7b2b89b 100644
--- a/security/smack/smack.h
+++ b/security/smack/smack.h
@@ -248,6 +248,7 @@ struct smack_known *smk_find_entry(const char *);
/*
* Shared data.
*/
+extern int smack_enabled;
extern int smack_cipso_direct;
extern int smack_cipso_mapped;
extern struct smack_known *smack_net_ambient;
@@ -298,6 +299,16 @@ static inline struct smack_known *smk_of_task(const struct task_smack *tsp)
return tsp->smk_task;
}
+static inline struct smack_known *smk_of_task_struct(const struct task_struct *t)
+{
+ struct smack_known *skp;
+
+ rcu_read_lock();
+ skp = smk_of_task(__task_cred(t)->security);
+ rcu_read_unlock();
+ return skp;
+}
+
/*
* Present a pointer to the forked smack label entry in an task blob.
*/