diff options
Diffstat (limited to 'kernel/cgroup.c')
| -rw-r--r-- | kernel/cgroup.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 34fd1be0d9bf..1e09ded0387a 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -3781,12 +3781,7 @@ static void cgroup_release_pid_array(struct cgroup_pidlist *l) static int cgroup_pidlist_release(struct inode *inode, struct file *file) { struct cgroup_pidlist *l; - if (!(file->f_mode & FMODE_READ)) - return 0; - /* - * the seq_file will only be initialized if the file was opened for - * reading; hence we check if it's not null only in that case. - */ + l = ((struct seq_file *)file->private_data)->private; cgroup_release_pid_array(l); return seq_release(inode, file); @@ -3811,10 +3806,6 @@ static int cgroup_pidlist_open(struct file *file, enum cgroup_filetype type) struct cgroup_pidlist *l; int retval; - /* Nothing to do for write-only files */ - if (!(file->f_mode & FMODE_READ)) - return 0; - /* have the array populated */ retval = pidlist_array_load(cgrp, type, &l); if (retval) @@ -3894,7 +3885,6 @@ static struct cftype cgroup_base_files[] = { .name = "cgroup.procs", .open = cgroup_procs_open, .write_u64 = cgroup_procs_write, - .release = cgroup_pidlist_release, .mode = S_IRUGO | S_IWUSR, }, { @@ -3919,7 +3909,6 @@ static struct cftype cgroup_base_files[] = { .flags = CFTYPE_INSANE, /* use "procs" instead */ .open = cgroup_tasks_open, .write_u64 = cgroup_tasks_write, - .release = cgroup_pidlist_release, .mode = S_IRUGO | S_IWUSR, }, { |
