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-rw-r--r--kernel/sys.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index ee2e78d..5a61f80 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1025,19 +1025,16 @@ asmlinkage long sys_getsid(pid_t pid)
else {
int retval;
struct task_struct *p;
- struct pid_namespace *ns;
-
- ns = current->nsproxy->pid_ns;
- read_lock(&tasklist_lock);
- p = find_task_by_pid_ns(pid, ns);
+ rcu_read_lock();
+ p = find_task_by_vpid(pid);
retval = -ESRCH;
if (p) {
retval = security_task_getsid(p);
if (!retval)
- retval = task_session_nr_ns(p, ns);
+ retval = task_session_vnr(p);
}
- read_unlock(&tasklist_lock);
+ rcu_read_unlock();
return retval;
}
}