Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[linux-flexiantxendom0-3.2.10.git] / kernel / cgroup.c

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 391d5e9..ed64cca 100644 (file)
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1472,7 +1472,6 @@ static int cgroup_get_rootdir(struct super_block *sb)
 
        struct inode *inode =
                cgroup_new_inode(S_IFDIR | S_IRUGO | S_IXUGO | S_IWUSR, sb);
-       struct dentry *dentry;
 
        if (!inode)
                return -ENOMEM;
@@ -1481,12 +1480,9 @@ static int cgroup_get_rootdir(struct super_block *sb)
        inode->i_op = &cgroup_dir_inode_operations;
        /* directories start off with i_nlink == 2 (for "." entry) */
        inc_nlink(inode);
-       dentry = d_alloc_root(inode);
-       if (!dentry) {
-               iput(inode);
+       sb->s_root = d_make_root(inode);
+       if (!sb->s_root)
                return -ENOMEM;
-       }
-       sb->s_root = dentry;
        /* for everything else we want ->d_op set */
        sb->s_d_op = &cgroup_dops;
        return 0;
@@ -1887,7 +1883,7 @@ static void cgroup_task_migrate(struct cgroup *cgrp, struct cgroup *oldcgrp,
  */
 int cgroup_attach_task(struct cgroup *cgrp, struct task_struct *tsk)
 {
-       int retval;
+       int retval = 0;
        struct cgroup_subsys *ss, *failed_ss = NULL;
        struct cgroup *oldcgrp;
        struct cgroupfs_root *root = cgrp->root;