diff --git a/drivers/infiniband/hw/efa/efa_com_cmd.c b/drivers/infiniband/hw/efa/efa_com_cmd.c
index 91e7f2195802d978165d96f82d1b3dbc647dd309..d2464c8390bb43f72f63f2be429eab22c8cbad8b 100644
--- a/drivers/infiniband/hw/efa/efa_com_cmd.c
+++ b/drivers/infiniband/hw/efa/efa_com_cmd.c
@@ -56,7 +56,7 @@ int efa_com_create_qp(struct efa_com_dev *edev,
 	res->send_sub_cq_idx = cmd_completion.send_sub_cq_idx;
 	res->recv_sub_cq_idx = cmd_completion.recv_sub_cq_idx;
 
-	return err;
+	return 0;
 }
 
 int efa_com_modify_qp(struct efa_com_dev *edev,
@@ -178,7 +178,7 @@ int efa_com_create_cq(struct efa_com_dev *edev,
 	result->cq_idx = cmd_completion.cq_idx;
 	result->actual_depth = params->cq_depth;
 
-	return err;
+	return 0;
 }
 
 int efa_com_destroy_cq(struct efa_com_dev *edev,
diff --git a/drivers/infiniband/hw/efa/efa_main.c b/drivers/infiniband/hw/efa/efa_main.c
index 46861461dd2dd38850fe45f93c403f74ab88ce43..dd1c6d49466f5837fa4c33f1cf368e7cfdc77277 100644
--- a/drivers/infiniband/hw/efa/efa_main.c
+++ b/drivers/infiniband/hw/efa/efa_main.c
@@ -100,7 +100,7 @@ static int efa_request_mgmnt_irq(struct efa_dev *dev)
 		nr_cpumask_bits, &irq->affinity_hint_mask, irq->vector);
 	irq_set_affinity_hint(irq->vector, &irq->affinity_hint_mask);
 
-	return err;
+	return 0;
 }
 
 static void efa_setup_mgmnt_irq(struct efa_dev *dev)
diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c
index f187f1acdb55755ecaec3485f3c52187db490959..7b4e0fa998175f5e22920ed297600258cc5163b7 100644
--- a/drivers/infiniband/hw/efa/efa_verbs.c
+++ b/drivers/infiniband/hw/efa/efa_verbs.c
@@ -1594,13 +1594,15 @@ static int __efa_mmap(struct efa_dev *dev, struct efa_ucontext *ucontext,
 		err = -EINVAL;
 	}
 
-	if (err)
+	if (err) {
 		ibdev_dbg(
 			&dev->ibdev,
 			"Couldn't mmap address[%#llx] length[%#llx] mmap_flag[%d] err[%d]\n",
 			entry->address, length, entry->mmap_flag, err);
+		return err;
+	}
 
-	return err;
+	return 0;
 }
 
 int efa_mmap(struct ib_ucontext *ibucontext,