1 files changed, 18 insertions, 15 deletions

diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index 69c9dccc8cf0..01ec6d2c6b97 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -47,13 +47,7 @@ static char *policycap_names[] = {
 
 unsigned int selinux_checkreqprot = CONFIG_SECURITY_SELINUX_CHECKREQPROT_VALUE;
 
-#ifdef CONFIG_SECURITY_SELINUX_ENABLE_SECMARK_DEFAULT
-#define SELINUX_COMPAT_NET_VALUE 0
-#else
-#define SELINUX_COMPAT_NET_VALUE 1
-#endif
-
-int selinux_compat_net = SELINUX_COMPAT_NET_VALUE;
+int selinux_compat_net = 0;
 
 static int __init checkreqprot_setup(char *str)
 {
@@ -95,13 +89,18 @@ extern void selnl_notify_setenforce(int val);
 static int task_has_security(struct task_struct *tsk,
 			     u32 perms)
 {
-	struct task_security_struct *tsec;
-
-	tsec = tsk->security;
+	const struct task_security_struct *tsec;
+	u32 sid = 0;
+
+	rcu_read_lock();
+	tsec = __task_cred(tsk)->security;
+	if (tsec)
+		sid = tsec->sid;
+	rcu_read_unlock();
 	if (!tsec)
 		return -EACCES;
 
-	return avc_has_perm(tsec->sid, SECINITSID_SECURITY,
+	return avc_has_perm(sid, SECINITSID_SECURITY,
 			    SECCLASS_SECURITY, perms, NULL);
 }
 
@@ -489,7 +488,13 @@ static ssize_t sel_write_compat_net(struct file *file, const char __user *buf,
 	if (sscanf(page, "%d", &new_value) != 1)
 		goto out;
 
-	selinux_compat_net = new_value ? 1 : 0;
+	if (new_value) {
+		printk(KERN_NOTICE
+		       "SELinux: compat_net is deprecated, please use secmark"
+		       " instead\n");
+		selinux_compat_net = 1;
+	} else
+		selinux_compat_net = 0;
 	length = count;
 out:
 	free_page((unsigned long) page);
@@ -842,8 +847,6 @@ static struct inode *sel_make_inode(struct super_block *sb, int mode)
 
 	if (ret) {
 		ret->i_mode = mode;
-		ret->i_uid = ret->i_gid = 0;
-		ret->i_blocks = 0;
 		ret->i_atime = ret->i_mtime = ret->i_ctime = CURRENT_TIME;
 	}
 	return ret;
@@ -1206,7 +1209,7 @@ static struct avc_cache_stats *sel_avc_get_stat_idx(loff_t *idx)
 {
 	int cpu;
 
-	for (cpu = *idx; cpu < NR_CPUS; ++cpu) {
+	for (cpu = *idx; cpu < nr_cpu_ids; ++cpu) {
 		if (!cpu_possible(cpu))
 			continue;
 		*idx = cpu + 1;