From: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
Free memory region, if nf_tables_set_alloc_name is not successful.
Fixes: 387454901bd6 ("netfilter: nf_tables: Allow set names of up to 255 chars")
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nf_tables_api.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index f98ca8c6aa59..34adedcb239e 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2741,8 +2741,10 @@ static int nf_tables_set_alloc_name(struct nft_ctx *ctx, struct nft_set *set,
list_for_each_entry(i, &ctx->table->sets, list) {
if (!nft_is_active_next(ctx->net, i))
continue;
- if (!strcmp(set->name, i->name))
+ if (!strcmp(set->name, i->name)) {
+ kfree(set->name);
return -ENFILE;
+ }
}
return 0;
}
--
2.1.4
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