1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index bbd3e511c771..3e602e8affa7 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -528,7 +528,7 @@ static int get_inbound_buffer_frontier(struct qdio_q *q)
         case SLSB_P_INPUT_PRIMED:
                 inbound_primed(q, count);
                 q->first_to_check = add_buf(q->first_to_check, count);
-                if (atomic_sub(count, &q->nr_buf_used) == 0)
+                if (atomic_sub_return(count, &q->nr_buf_used) == 0)
                         qperf_inc(q, inbound_queue_full);
                 if (q->irq_ptr->perf_stat_enabled)
                         account_sbals(q, count);