---

yaml --- r: 184926 b: refs/heads/master c: 1fcdc7c h: refs/heads/master v: v3
git-mirror · Feb 25, 2010 · 16e54f4 · 16e54f4
1 parent ffa590f
commit 16e54f4
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 189b3b1c89761054fee3438f063d7f257306e2d8
+refs/heads/master: 1fcdc7c527010b144d3951f9ce25faedf264933c
diff --git a/trunk/security/tomoyo/common.c b/trunk/security/tomoyo/common.c
@@ -1232,11 +1232,13 @@ static bool tomoyo_is_select_one(struct tomoyo_io_buffer *head,
 
 	if (sscanf(data, "pid=%u", &pid) == 1) {
 		struct task_struct *p;
+		rcu_read_lock();
 		read_lock(&tasklist_lock);
 		p = find_task_by_vpid(pid);
 		if (p)
 			domain = tomoyo_real_domain(p);
 		read_unlock(&tasklist_lock);
+		rcu_read_unlock();
 	} else if (!strncmp(data, "domain=", 7)) {
 		if (tomoyo_is_domain_def(data + 7))
 			domain = tomoyo_find_domain(data + 7);
@@ -1635,11 +1637,13 @@ static int tomoyo_read_pid(struct tomoyo_io_buffer *head)
 		const int pid = head->read_step;
 		struct task_struct *p;
 		struct tomoyo_domain_info *domain = NULL;
+		rcu_read_lock();
 		read_lock(&tasklist_lock);
 		p = find_task_by_vpid(pid);
 		if (p)
 			domain = tomoyo_real_domain(p);
 		read_unlock(&tasklist_lock);
+		rcu_read_unlock();
 		if (domain)
 			tomoyo_io_printf(head, "%d %u %s", pid, domain->profile,
 					 domain->domainname->name);