[PATCH] ethtool: move from strlcpy with unused retval to strscpy

From: Wolfram Sang
Date: Thu Aug 18 2022 - 17:13:37 EST


Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@xxxxxxxxxxxxxx/
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
net/ethtool/ioctl.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
index 6a7308de192d..9298eb3251cb 100644
--- a/net/ethtool/ioctl.c
+++ b/net/ethtool/ioctl.c
@@ -714,16 +714,16 @@ ethtool_get_drvinfo(struct net_device *dev, struct ethtool_devlink_compat *rsp)
const struct ethtool_ops *ops = dev->ethtool_ops;

rsp->info.cmd = ETHTOOL_GDRVINFO;
- strlcpy(rsp->info.version, UTS_RELEASE, sizeof(rsp->info.version));
+ strscpy(rsp->info.version, UTS_RELEASE, sizeof(rsp->info.version));
if (ops->get_drvinfo) {
ops->get_drvinfo(dev, &rsp->info);
} else if (dev->dev.parent && dev->dev.parent->driver) {
- strlcpy(rsp->info.bus_info, dev_name(dev->dev.parent),
+ strscpy(rsp->info.bus_info, dev_name(dev->dev.parent),
sizeof(rsp->info.bus_info));
- strlcpy(rsp->info.driver, dev->dev.parent->driver->name,
+ strscpy(rsp->info.driver, dev->dev.parent->driver->name,
sizeof(rsp->info.driver));
} else if (dev->rtnl_link_ops) {
- strlcpy(rsp->info.driver, dev->rtnl_link_ops->kind,
+ strscpy(rsp->info.driver, dev->rtnl_link_ops->kind,
sizeof(rsp->info.driver));
} else {
return -EOPNOTSUPP;
--
2.35.1