Merge commit 'v2.6.34-rc7' into perf/nmi

Merge reason: catch up with latest softlockup detector changes.

1 files changed, 16 insertions, 25 deletions

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 9a2ee845e9d4..5feecb41009d 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -76,6 +76,7 @@
 #include <linux/selinux.h>
 #include <linux/mutex.h>
 #include <linux/posix-timers.h>
+#include <linux/syslog.h>
 
 #include "avc.h"
 #include "objsec.h"
@@ -125,13 +126,6 @@ __setup("selinux=", selinux_enabled_setup);
 int selinux_enabled = 1;
 #endif
 
-
-/*
- * Minimal support for a secondary security module,
- * just to allow the use of the capability module.
- */
-static struct security_operations *secondary_ops;
-
 /* Lists of inode and superblock security structures initialized
    before the policy was loaded. */
 static LIST_HEAD(superblock_security_head);
@@ -2049,29 +2043,30 @@ static int selinux_quota_on(struct dentry *dentry)
 	return dentry_has_perm(cred, NULL, dentry, FILE__QUOTAON);
 }
 
-static int selinux_syslog(int type)
+static int selinux_syslog(int type, bool from_file)
 {
 	int rc;
 
-	rc = cap_syslog(type);
+	rc = cap_syslog(type, from_file);
 	if (rc)
 		return rc;
 
 	switch (type) {
-	case 3:		/* Read last kernel messages */
-	case 10:	/* Return size of the log buffer */
+	case SYSLOG_ACTION_READ_ALL:	/* Read last kernel messages */
+	case SYSLOG_ACTION_SIZE_BUFFER:	/* Return size of the log buffer */
 		rc = task_has_system(current, SYSTEM__SYSLOG_READ);
 		break;
-	case 6:		/* Disable logging to console */
-	case 7:		/* Enable logging to console */
-	case 8:		/* Set level of messages printed to console */
+	case SYSLOG_ACTION_CONSOLE_OFF:	/* Disable logging to console */
+	case SYSLOG_ACTION_CONSOLE_ON:	/* Enable logging to console */
+	/* Set level of messages printed to console */
+	case SYSLOG_ACTION_CONSOLE_LEVEL:
 		rc = task_has_system(current, SYSTEM__SYSLOG_CONSOLE);
 		break;
-	case 0:		/* Close log */
-	case 1:		/* Open log */
-	case 2:		/* Read from log */
-	case 4:		/* Read/clear last kernel messages */
-	case 5:		/* Clear ring buffer */
+	case SYSLOG_ACTION_CLOSE:	/* Close log */
+	case SYSLOG_ACTION_OPEN:	/* Open log */
+	case SYSLOG_ACTION_READ:	/* Read from log */
+	case SYSLOG_ACTION_READ_CLEAR:	/* Read/clear last kernel messages */
+	case SYSLOG_ACTION_CLEAR:	/* Clear ring buffer */
 	default:
 		rc = task_has_system(current, SYSTEM__SYSLOG_MOD);
 		break;
@@ -3334,7 +3329,7 @@ static int selinux_kernel_create_files_as(struct cred *new, struct inode *inode)
 
 	if (ret == 0)
 		tsec->create_sid = isec->sid;
-	return 0;
+	return ret;
 }
 
 static int selinux_kernel_module_request(char *kmod_name)
@@ -5672,9 +5667,6 @@ static __init int selinux_init(void)
 					    0, SLAB_PANIC, NULL);
 	avc_init();
 
-	secondary_ops = security_ops;
-	if (!secondary_ops)
-		panic("SELinux: No initial security operations\n");
 	if (register_security(&selinux_ops))
 		panic("SELinux: Unable to register with kernel.\n");
 
@@ -5835,8 +5827,7 @@ int selinux_disable(void)
 	selinux_disabled = 1;
 	selinux_enabled = 0;
 
-	/* Reset security_ops to the secondary module, dummy or capability. */
-	security_ops = secondary_ops;
+	reset_security_ops();
 
 	/* Try to destroy the avc node cache */
 	avc_disable();