---

yaml --- r: 306020 b: refs/heads/master c: 14a590c h: refs/heads/master v: v3
git-mirror · May 15, 2012 · 3d0388a · 3d0388a
1 parent 6ee3650
commit 3d0388a
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Showing 3 changed files with 4 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8751e03958f2adbfba6a0f186f4c5797c950c22a
+refs/heads/master: 14a590c3f987977d7b09ec926481ee0238c08eee
diff --git a/trunk/init/Kconfig b/trunk/init/Kconfig
@@ -865,7 +865,6 @@ config UIDGID_CONVERTED
 
 	# List of kernel pieces that need user namespace work
 	# Features
-	depends on CGROUPS = n
 	depends on MIGRATION = n
 	depends on NUMA = n
 	depends on SYSVIPC = n

diff --git a/trunk/kernel/cgroup.c b/trunk/kernel/cgroup.c
@@ -2160,9 +2160,9 @@ static int attach_task_by_pid(struct cgroup *cgrp, u64 pid, bool threadgroup)
 		 * only need to check permissions on one of them.
 		 */
 		tcred = __task_cred(tsk);
-		if (cred->euid &&
-		    cred->euid != tcred->uid &&
-		    cred->euid != tcred->suid) {
+		if (!uid_eq(cred->euid, GLOBAL_ROOT_UID) &&
+		    !uid_eq(cred->euid, tcred->uid) &&
+		    !uid_eq(cred->euid, tcred->suid)) {
 			rcu_read_unlock();
 			ret = -EACCES;
 			goto out_unlock_cgroup;