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ipv6: move from strlcpy with unused retval to strscpy 

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@mail.gmail.com/
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20220818210220.8491-1-wsa+renesas@sang-engineering.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Wolfram Sang 2022-08-18 23:02:20 +02:00 committed by Jakub Kicinski
parent 01e454f243
commit 7574cc5837
4 changed files with 4 additions and 4 deletions
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2
net/ipv6/ip6_gre.c
View File

@ -360,7 +360,7 @@ static struct ip6_tnl *ip6gre_tunnel_locate(struct net *net,
if (parms->name[0]) {
if (!dev_valid_name(parms->name))
return NULL;
strlcpy(name, parms->name, IFNAMSIZ);
strscpy(name, parms->name, IFNAMSIZ);
} else {
strcpy(name, "ip6gre%d");
}

2
net/ipv6/ip6_tunnel.c
View File

@ -293,7 +293,7 @@ static struct ip6_tnl *ip6_tnl_create(struct net *net, struct __ip6_tnl_parm *p)
if (p->name[0]) {
if (!dev_valid_name(p->name))
goto failed;
strlcpy(name, p->name, IFNAMSIZ);
strscpy(name, p->name, IFNAMSIZ);
} else {
sprintf(name, "ip6tnl%%d");
}

2
net/ipv6/ip6_vti.c
View File

@ -211,7 +211,7 @@ static struct ip6_tnl *vti6_tnl_create(struct net *net, struct __ip6_tnl_parm *p
if (p->name[0]) {
if (!dev_valid_name(p->name))
goto failed;
strlcpy(name, p->name, IFNAMSIZ);
strscpy(name, p->name, IFNAMSIZ);
} else {
sprintf(name, "ip6_vti%%d");
}

2
net/ipv6/sit.c
View File

@ -254,7 +254,7 @@ static struct ip_tunnel *ipip6_tunnel_locate(struct net *net,
if (parms->name[0]) {
if (!dev_valid_name(parms->name))
goto failed;
strlcpy(name, parms->name, IFNAMSIZ);
strscpy(name, parms->name, IFNAMSIZ);
} else {
strcpy(name, "sit%d");
}