diff --git a/drivers/char/diag/diagfwd.c b/drivers/char/diag/diagfwd.c
index 2661bc48f73e..f876489e202d 100644
--- a/drivers/char/diag/diagfwd.c
+++ b/drivers/char/diag/diagfwd.c
@@ -522,7 +522,7 @@ void diag_update_md_clients(unsigned int type)
 				if (driver->client_map[j].pid != 0 &&
 					driver->client_map[j].pid ==
 					driver->md_session_map[i]->pid) {
-					if (!(driver->data_ready[i] & type)) {
+					if (!(driver->data_ready[j] & type)) {
 						driver->data_ready[j] |= type;
 						atomic_inc(
 						&driver->data_ready_notif[j]);