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* [PATCH 1/2] net: stmmac: Make stmmac_dvr_remove() return void
@ 2023-02-11 11:24 Uwe Kleine-König
  2023-02-11 11:24 ` [PATCH 2/2] net: stmmac: dwc-qos: Make struct dwc_eth_dwmac_data::remove " Uwe Kleine-König
                   ` (2 more replies)
  0 siblings, 3 replies; 6+ messages in thread
From: Uwe Kleine-König @ 2023-02-11 11:24 UTC (permalink / raw)
  To: Giuseppe Cavallaro, Alexandre Torgue, Jose Abreu
  Cc: netdev, linux-stm32, linux-arm-kernel, kernel

The function returns zero unconditionally. Change it to return void instead
which simplifies some callers as error handing becomes unnecessary.

This also makes it more obvious that most platform remove callbacks always
return zero.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c | 4 +---
 drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c          | 5 +++--
 drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c         | 5 +++--
 drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c       | 5 +++--
 drivers/net/ethernet/stmicro/stmmac/stmmac.h            | 2 +-
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c       | 4 +---
 drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c   | 5 +++--
 7 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
index 80efdeeb0b59..87a2c1a18638 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c
@@ -477,9 +477,7 @@ static int dwc_eth_dwmac_remove(struct platform_device *pdev)
 
 	data = device_get_match_data(&pdev->dev);
 
-	err = stmmac_dvr_remove(&pdev->dev);
-	if (err < 0)
-		dev_err(&pdev->dev, "failed to remove platform: %d\n", err);
+	stmmac_dvr_remove(&pdev->dev);
 
 	err = data->remove(pdev);
 	if (err < 0)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 6656d76b6766..4b8fd11563e4 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -1915,11 +1915,12 @@ static int rk_gmac_probe(struct platform_device *pdev)
 static int rk_gmac_remove(struct platform_device *pdev)
 {
 	struct rk_priv_data *bsp_priv = get_stmmac_bsp_priv(&pdev->dev);
-	int ret = stmmac_dvr_remove(&pdev->dev);
+
+	stmmac_dvr_remove(&pdev->dev);
 
 	rk_gmac_powerdown(bsp_priv);
 
-	return ret;
+	return 0;
 }
 
 #ifdef CONFIG_PM_SLEEP
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
index 710d7435733e..be3b1ebc06ab 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
@@ -371,11 +371,12 @@ static int sti_dwmac_probe(struct platform_device *pdev)
 static int sti_dwmac_remove(struct platform_device *pdev)
 {
 	struct sti_dwmac *dwmac = get_stmmac_bsp_priv(&pdev->dev);
-	int ret = stmmac_dvr_remove(&pdev->dev);
+
+	stmmac_dvr_remove(&pdev->dev);
 
 	clk_disable_unprepare(dwmac->clk);
 
-	return ret;
+	return 0;
 }
 
 #ifdef CONFIG_PM_SLEEP
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
index 2b38a499a404..0616b3a04ff3 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
@@ -421,9 +421,10 @@ static int stm32_dwmac_remove(struct platform_device *pdev)
 {
 	struct net_device *ndev = platform_get_drvdata(pdev);
 	struct stmmac_priv *priv = netdev_priv(ndev);
-	int ret = stmmac_dvr_remove(&pdev->dev);
 	struct stm32_dwmac *dwmac = priv->plat->bsp_priv;
 
+	stmmac_dvr_remove(&pdev->dev);
+
 	stm32_dwmac_clk_disable(priv->plat->bsp_priv);
 
 	if (dwmac->irq_pwr_wakeup >= 0) {
@@ -431,7 +432,7 @@ static int stm32_dwmac_remove(struct platform_device *pdev)
 		device_init_wakeup(&pdev->dev, false);
 	}
 
-	return ret;
+	return 0;
 }
 
 static int stm32mp1_suspend(struct stm32_dwmac *dwmac)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index bdbf86cb102a..3d15e1e92e18 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -345,7 +345,7 @@ int stmmac_xdp_open(struct net_device *dev);
 void stmmac_xdp_release(struct net_device *dev);
 int stmmac_resume(struct device *dev);
 int stmmac_suspend(struct device *dev);
-int stmmac_dvr_remove(struct device *dev);
+void stmmac_dvr_remove(struct device *dev);
 int stmmac_dvr_probe(struct device *device,
 		     struct plat_stmmacenet_data *plat_dat,
 		     struct stmmac_resources *res);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index c6951c976f5d..97bcfb628463 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -7341,7 +7341,7 @@ EXPORT_SYMBOL_GPL(stmmac_dvr_probe);
  * Description: this function resets the TX/RX processes, disables the MAC RX/TX
  * changes the link status, releases the DMA descriptor rings.
  */
-int stmmac_dvr_remove(struct device *dev)
+void stmmac_dvr_remove(struct device *dev)
 {
 	struct net_device *ndev = dev_get_drvdata(dev);
 	struct stmmac_priv *priv = netdev_priv(ndev);
@@ -7377,8 +7377,6 @@ int stmmac_dvr_remove(struct device *dev)
 
 	pm_runtime_disable(dev);
 	pm_runtime_put_noidle(dev);
-
-	return 0;
 }
 EXPORT_SYMBOL_GPL(stmmac_dvr_remove);
 
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index eb6d9cd8e93f..5429531ae7c7 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -711,14 +711,15 @@ int stmmac_pltfr_remove(struct platform_device *pdev)
 	struct net_device *ndev = platform_get_drvdata(pdev);
 	struct stmmac_priv *priv = netdev_priv(ndev);
 	struct plat_stmmacenet_data *plat = priv->plat;
-	int ret = stmmac_dvr_remove(&pdev->dev);
+
+	stmmac_dvr_remove(&pdev->dev);
 
 	if (plat->exit)
 		plat->exit(pdev, plat->bsp_priv);
 
 	stmmac_remove_config_dt(pdev, plat);
 
-	return ret;
+	return 0;
 }
 EXPORT_SYMBOL_GPL(stmmac_pltfr_remove);
 

base-commit: 1b929c02afd37871d5afb9d498426f83432e71c2
-- 
2.39.0


^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2023-02-14  4:10 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-02-11 11:24 [PATCH 1/2] net: stmmac: Make stmmac_dvr_remove() return void Uwe Kleine-König
2023-02-11 11:24 ` [PATCH 2/2] net: stmmac: dwc-qos: Make struct dwc_eth_dwmac_data::remove " Uwe Kleine-König
2023-02-13 14:21 ` [PATCH 1/2] net: stmmac: Make stmmac_dvr_remove() " Larysa Zaremba
2023-02-13 16:23   ` Uwe Kleine-König
2023-02-14  1:36     ` Jakub Kicinski
2023-02-14  4:10 ` patchwork-bot+netdevbpf

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