[net-next] net: phy: Convert to use sysfs_emit() APIs

[net-next] net: phy: Convert to use sysfs_emit() APIs

[Wang Yufen]

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the value
to be returned to user space.

Signed-off-by: Wang Yufen <wangyufen@huawei.com>
---
 drivers/net/phy/mdio_bus.c   |  4 ++--
 drivers/net/phy/phy_device.c | 10 +++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 8a2dbe8..f82090b 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -232,7 +232,7 @@ static ssize_t mdio_bus_stat_field_show(struct device *dev,
 		val = mdio_bus_get_stat(&bus->stats[sattr->addr],
 					sattr->field_offset);
 
-	return sprintf(buf, "%llu\n", val);
+	return sysfs_emit(buf, "%llu\n", val);
 }
 
 static ssize_t mdio_bus_device_stat_field_show(struct device *dev,
@@ -251,7 +251,7 @@ static ssize_t mdio_bus_device_stat_field_show(struct device *dev,
 
 	val = mdio_bus_get_stat(&bus->stats[addr], sattr->field_offset);
 
-	return sprintf(buf, "%llu\n", val);
+	return sysfs_emit(buf, "%llu\n", val);
 }
 
 #define MDIO_BUS_STATS_ATTR_DECL(field, file)				\
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 2198f13..7c9d871 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -520,7 +520,7 @@ static int phy_bus_match(struct device *dev, struct device_driver *drv)
 {
 	struct phy_device *phydev = to_phy_device(dev);
 
-	return sprintf(buf, "0x%.8lx\n", (unsigned long)phydev->phy_id);
+	return sysfs_emit(buf, "0x%.8lx\n", (unsigned long)phydev->phy_id);
 }
 static DEVICE_ATTR_RO(phy_id);
 
@@ -535,7 +535,7 @@ static int phy_bus_match(struct device *dev, struct device_driver *drv)
 	else
 		mode = phy_modes(phydev->interface);
 
-	return sprintf(buf, "%s\n", mode);
+	return sysfs_emit(buf, "%s\n", mode);
 }
 static DEVICE_ATTR_RO(phy_interface);
 
@@ -545,7 +545,7 @@ static int phy_bus_match(struct device *dev, struct device_driver *drv)
 {
 	struct phy_device *phydev = to_phy_device(dev);
 
-	return sprintf(buf, "%d\n", phydev->has_fixups);
+	return sysfs_emit(buf, "%d\n", phydev->has_fixups);
 }
 static DEVICE_ATTR_RO(phy_has_fixups);
 
@@ -555,7 +555,7 @@ static ssize_t phy_dev_flags_show(struct device *dev,
 {
 	struct phy_device *phydev = to_phy_device(dev);
 
-	return sprintf(buf, "0x%08x\n", phydev->dev_flags);
+	return sysfs_emit(buf, "0x%08x\n", phydev->dev_flags);
 }
 static DEVICE_ATTR_RO(phy_dev_flags);
 
@@ -1310,7 +1310,7 @@ static void phy_sysfs_create_links(struct phy_device *phydev)
 {
 	struct phy_device *phydev = to_phy_device(dev);
 
-	return sprintf(buf, "%d\n", !phydev->attached_dev);
+	return sysfs_emit(buf, "%d\n", !phydev->attached_dev);
 }
 static DEVICE_ATTR_RO(phy_standalone);
 
-- 
1.8.3.1

Re: [net-next] net: phy: Convert to use sysfs_emit() APIs

[Andrew Lunn]

On Wed, Sep 28, 2022 at 07:34:20PM +0800, Wang Yufen wrote:
> Follow the advice of the Documentation/filesystems/sysfs.rst and show()
> should only use sysfs_emit() or sysfs_emit_at() when formatting the value
> to be returned to user space.
> 
> Signed-off-by: Wang Yufen <wangyufen@huawei.com>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew

Re: [net-next] net: phy: Convert to use sysfs_emit() APIs

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@kernel.org>:

On Wed, 28 Sep 2022 19:34:20 +0800 you wrote:
> Follow the advice of the Documentation/filesystems/sysfs.rst and show()
> should only use sysfs_emit() or sysfs_emit_at() when formatting the value
> to be returned to user space.
> 
> Signed-off-by: Wang Yufen <wangyufen@huawei.com>
> ---
>  drivers/net/phy/mdio_bus.c   |  4 ++--
>  drivers/net/phy/phy_device.c | 10 +++++-----
>  2 files changed, 7 insertions(+), 7 deletions(-)

Here is the summary with links:
  - [net-next] net: phy: Convert to use sysfs_emit() APIs
    https://git.kernel.org/netdev/net-next/c/b5155ddd22bc

You are awesome, thank you!
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