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: Bo Liu <liubo03@inspur.com>
---
 net/dsa/master.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/master.c b/net/dsa/master.c
index 26d90140d271..dcbd88fe4281 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -299,7 +299,7 @@ static ssize_t tagging_show(struct device *d, struct device_attribute *attr,
 	struct net_device *dev = to_net_dev(d);
 	struct dsa_port *cpu_dp = dev->dsa_ptr;
 
-	return sprintf(buf, "%s\n",
+	return sysfs_emit(buf, "%s\n",
 		       dsa_tag_protocol_to_str(cpu_dp->tag_ops));
 }
 
-- 
2.27.0

Hello:

This patch was applied to netdev/net-next.git (master)
by Paolo Abeni <pabeni@redhat.com>:

On Wed, 1 Feb 2023 03:14:38 -0500 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: Bo Liu <liubo03@inspur.com>
> ---
>  net/dsa/master.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Here is the summary with links:
  - net: dsa: Use sysfs_emit() to instead of sprintf()
    https://git.kernel.org/netdev/net-next/c/b18ea3d9d214

You are awesome, thank you!
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