From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 6 Sep 2019 11:18:08 +0300
Subject: netfilter: nf_tables: Fix an Oops in nf_tables_updobj() error
handling
Patch-mainline: v5.4-rc1
Git-commit: b74ae9618b15de8e9d5a08bc1fb2eeaf504986d4
References: bsc#1176447
The "newobj" is an error pointer so we can't pass it to kfree(). It
doesn't need to be freed so we can remove that and I also renamed the
error label.
Fixes: d62d0ba97b58 ("netfilter: nf_tables: Introduce stateful object update operation")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Fernando Fernandez Mancera <ffmancera@riseup.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
net/netfilter/nf_tables_api.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -5151,7 +5151,7 @@ static int nf_tables_updobj(const struct
newobj = nft_obj_init(ctx, type, attr);
if (IS_ERR(newobj)) {
err = PTR_ERR(newobj);
- goto err1;
+ goto err_free_trans;
}
nft_trans_obj(trans) = obj;
@@ -5160,9 +5160,9 @@ static int nf_tables_updobj(const struct
list_add_tail(&trans->list, &ctx->net->nft.commit_list);
return 0;
-err1:
+
+err_free_trans:
kfree(trans);
- kfree(newobj);
return err;
}