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netfilter: x_tables: refactor deprecated strncpy

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Prefer `strscpy_pad` to `strncpy`.

Signed-off-by: Justin Stitt <justinstitt@google.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
This commit is contained in:
Justin Stitt 2023-08-09 01:06:09 +00:00 committed by Florian Westphal
parent ad156c23d6
commit 06f7d3c3f8
1 changed files with 2 additions and 3 deletions
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5
net/netfilter/x_tables.c
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@ -768,7 +768,7 @@ void xt_compat_match_from_user(struct xt_entry_match *m, void **dstptr,
m->u.user.match_size = msize;
strscpy(name, match->name, sizeof(name));
module_put(match->me);
strncpy(m->u.user.name, name, sizeof(m->u.user.name));
strscpy_pad(m->u.user.name, name, sizeof(m->u.user.name));
*size += off;
*dstptr += msize;
@ -1148,7 +1148,7 @@ void xt_compat_target_from_user(struct xt_entry_target *t, void **dstptr,
t->u.user.target_size = tsize;
strscpy(name, target->name, sizeof(name));
module_put(target->me);
strncpy(t->u.user.name, name, sizeof(t->u.user.name));
strscpy_pad(t->u.user.name, name, sizeof(t->u.user.name));
*size += off;
*dstptr += tsize;
@ -2014,4 +2014,3 @@ static void __exit xt_fini(void)
module_init(xt_init);
module_exit(xt_fini);