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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-09-20 12:31:28 +0530
committerPablo Neira Ayuso <pablo@netfilter.org>2017-10-03 15:21:19 +0200
commite63aaaa6be54c956b9603590ea436b003407bb3e (patch)
tree41dc24bdde20c418bfeac618d2f2aa910f374f40 /net
parente6b72ee88a56bcfe63f72e9c30766484c45bec72 (diff)
netfilter: nf_tables: Release memory obtained by kasprintf
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@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_tables_api.c4
1 files changed, 3 insertions, 1 deletions
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 @@ cont:
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;
}