drm/panel: add panel power delay for of_panel
[firefly-linux-kernel-4.4.55.git] / kernel / kcmp.c
index 0aa69ea1d8fdcfa68046aa75b03c4373783a02fa..3a47fa998fe07277c592f62de36f59dad0d09f8b 100644 (file)
@@ -122,8 +122,8 @@ SYSCALL_DEFINE5(kcmp, pid_t, pid1, pid_t, pid2, int, type,
                        &task2->signal->cred_guard_mutex);
        if (ret)
                goto err;
-       if (!ptrace_may_access(task1, PTRACE_MODE_READ) ||
-           !ptrace_may_access(task2, PTRACE_MODE_READ)) {
+       if (!ptrace_may_access(task1, PTRACE_MODE_READ_REALCREDS) ||
+           !ptrace_may_access(task2, PTRACE_MODE_READ_REALCREDS)) {
                ret = -EPERM;
                goto err_unlock;
        }