diff --git a/drivers/char/xillybus/xillybus_of.c b/drivers/char/xillybus/xillybus_of.c
index 781865084dc1..78a492f5acfb 100644
--- a/drivers/char/xillybus/xillybus_of.c
+++ b/drivers/char/xillybus/xillybus_of.c
@@ -81,7 +81,6 @@ static int xilly_map_single_of(struct xilly_endpoint *ep,
 {
 	dma_addr_t addr;
 	struct xilly_mapping *this;
-	int rc;
 
 	this = kzalloc(sizeof(*this), GFP_KERNEL);
 	if (!this)
@@ -101,15 +100,7 @@ static int xilly_map_single_of(struct xilly_endpoint *ep,
 
 	*ret_dma_handle = addr;
 
-	rc = devm_add_action(ep->dev, xilly_of_unmap, this);
-
-	if (rc) {
-		dma_unmap_single(ep->dev, addr, size, direction);
-		kfree(this);
-		return rc;
-	}
-
-	return 0;
+	return devm_add_action_or_reset(ep->dev, xilly_of_unmap, this);
 }
 
 static struct xilly_endpoint_hardware of_hw = {
diff --git a/drivers/char/xillybus/xillybus_pcie.c b/drivers/char/xillybus/xillybus_pcie.c
index 9418300214e9..dff2d1538164 100644
--- a/drivers/char/xillybus/xillybus_pcie.c
+++ b/drivers/char/xillybus/xillybus_pcie.c
@@ -98,7 +98,6 @@ static int xilly_map_single_pci(struct xilly_endpoint *ep,
 	int pci_direction;
 	dma_addr_t addr;
 	struct xilly_mapping *this;
-	int rc;
 
 	this = kzalloc(sizeof(*this), GFP_KERNEL);
 	if (!this)
@@ -120,14 +119,7 @@ static int xilly_map_single_pci(struct xilly_endpoint *ep,
 
 	*ret_dma_handle = addr;
 
-	rc = devm_add_action(ep->dev, xilly_pci_unmap, this);
-	if (rc) {
-		pci_unmap_single(ep->pdev, addr, size, pci_direction);
-		kfree(this);
-		return rc;
-	}
-
-	return 0;
+	return devm_add_action_or_reset(ep->dev, xilly_pci_unmap, this);
 }
 
 static struct xilly_endpoint_hardware pci_hw = {