linux-kernel - [PATCH i2c-next] i2c: designware: Consolidate pci_free_irq

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Date:   Sun, 14 Feb 2021 14:45:29 +0800
From:   Dejin Zheng <zhengdejin5@...il.com>
To:     jarkko.nikula@...ux.intel.com, andriy.shevchenko@...ux.intel.com,
        mika.westerberg@...ux.intel.com, wsa@...nel.org,
        linux-i2c@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Dejin Zheng <zhengdejin5@...il.com>
Subject: [PATCH i2c-next] i2c: designware: Consolidate pci_free_irq_vectors to a single place

Consolidate pci_free_irq_vectors to a single place using "goto free_irq"
for simplify the code.

Signed-off-by: Dejin Zheng <zhengdejin5@...il.com>
---
 drivers/i2c/busses/i2c-designware-pcidrv.c | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 55c83a7a24f3..f0c82e91870a 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -234,10 +234,8 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev,
 
 	if (controller->setup) {
 		r = controller->setup(pdev, controller);
-		if (r) {
-			pci_free_irq_vectors(pdev);
-			return r;
-		}
+		if (r)
+			goto free_irq;
 	}
 
 	i2c_dw_adjust_bus_speed(dev);
@@ -246,10 +244,8 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev,
 		i2c_dw_acpi_configure(&pdev->dev);
 
 	r = i2c_dw_validate_speed(dev);
-	if (r) {
-		pci_free_irq_vectors(pdev);
-		return r;
-	}
+	if (r)
+		goto free_irq;
 
 	i2c_dw_configure(dev);
 
@@ -269,10 +265,8 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev,
 	adap->nr = controller->bus_num;
 
 	r = i2c_dw_probe(dev);
-	if (r) {
-		pci_free_irq_vectors(pdev);
-		return r;
-	}
+	if (r)
+		goto free_irq;
 
 	pm_runtime_set_autosuspend_delay(&pdev->dev, 1000);
 	pm_runtime_use_autosuspend(&pdev->dev);
@@ -280,6 +274,10 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev,
 	pm_runtime_allow(&pdev->dev);
 
 	return 0;
+
+free_irq:
+	pci_free_irq_vectors(pdev);
+	return r;
 }
 
 static void i2c_dw_pci_remove(struct pci_dev *pdev)
-- 
2.25.0