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-rw-r--r--ipc/util.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/ipc/util.c b/ipc/util.c
index 4ed5a17dd06f..3783b7991cc7 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -747,9 +747,16 @@ int ipc_parse_version(int *cmd)
#ifdef CONFIG_PROC_FS
struct ipc_proc_iter {
struct ipc_namespace *ns;
+ struct pid_namespace *pid_ns;
struct ipc_proc_iface *iface;
};
+struct pid_namespace *ipc_seq_pid_ns(struct seq_file *s)
+{
+ struct ipc_proc_iter *iter = s->private;
+ return iter->pid_ns;
+}
+
/*
* This routine locks the ipc structure found at least at position pos.
*/
@@ -872,6 +879,7 @@ static int sysvipc_proc_open(struct inode *inode, struct file *file)
iter->iface = PDE_DATA(inode);
iter->ns = get_ipc_ns(current->nsproxy->ipc_ns);
+ iter->pid_ns = get_pid_ns(task_active_pid_ns(current));
return 0;
}
@@ -881,6 +889,7 @@ static int sysvipc_proc_release(struct inode *inode, struct file *file)
struct seq_file *seq = file->private_data;
struct ipc_proc_iter *iter = seq->private;
put_ipc_ns(iter->ns);
+ put_pid_ns(iter->pid_ns);
return seq_release_private(inode, file);
}