Re: [PATCH] drivers: net: xgene: optimizing the code

[David Miller]

From: Saurabh Sengar 
Date: Mon, 23 Nov 2015 19:02:15 +0530

> this patch does the following:
> 1 .  remove unnecessary if, else condition
> 2 .  reduce one variable
> 3 .  change the return type of 2 functions to void as there return values
> turn out to be 0 always after above changes
> 
> Signed-off-by: Saurabh Sengar 

This looks fine, applied, thanks.
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[PATCH] drivers: net: xgene: optimizing the code

[Saurabh Sengar]

this patch does the following:
1 .  remove unnecessary if, else condition
2 .  reduce one variable
3 .  change the return type of 2 functions to void as there return values
turn out to be 0 always after above changes

Signed-off-by: Saurabh Sengar 
---
 drivers/net/ethernet/apm/xgene/xgene_enet_main.c | 25 +---
 1 file changed, 9 insertions(+), 16 deletions(-)

diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c 
b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
index 991412c..6096d02 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c
@@ -1084,7 +1084,7 @@ static const struct net_device_ops xgene_ndev_ops = {
 };
 
 #ifdef CONFIG_ACPI
-static int xgene_get_port_id_acpi(struct device *dev,
+static void xgene_get_port_id_acpi(struct device *dev,
  struct xgene_enet_pdata *pdata)
 {
acpi_status status;
@@ -1097,24 +1097,19 @@ static int xgene_get_port_id_acpi(struct device *dev,
pdata->port_id = temp;
}
 
-   return 0;
+   return;
 }
 #endif
 
-static int xgene_get_port_id_dt(struct device *dev, struct xgene_enet_pdata 
*pdata)
+static void xgene_get_port_id_dt(struct device *dev, struct xgene_enet_pdata 
*pdata)
 {
u32 id = 0;
-   int ret;
 
-   ret = of_property_read_u32(dev->of_node, "port-id", );
-   if (ret) {
-   pdata->port_id = 0;
-   ret = 0;
-   } else {
-   pdata->port_id = id & BIT(0);
-   }
+   of_property_read_u32(dev->of_node, "port-id", );
 
-   return ret;
+   pdata->port_id = id & BIT(0);
+
+   return;
 }
 
 static int xgene_get_tx_delay(struct xgene_enet_pdata *pdata)
@@ -1209,13 +1204,11 @@ static int xgene_enet_get_resources(struct 
xgene_enet_pdata *pdata)
}
 
if (dev->of_node)
-   ret = xgene_get_port_id_dt(dev, pdata);
+   xgene_get_port_id_dt(dev, pdata);
 #ifdef CONFIG_ACPI
else
-   ret = xgene_get_port_id_acpi(dev, pdata);
+   xgene_get_port_id_acpi(dev, pdata);
 #endif
-   if (ret)
-   return ret;
 
if (!device_get_mac_address(dev, ndev->dev_addr, ETH_ALEN))
eth_hw_addr_random(ndev);
-- 
1.9.1

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