From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, syzbot+3e9695f147fb529aa9bc@syzkaller.appspotmail.com, Simon Horman , Julian Anastasov , Pablo Neira Ayuso , Cong Wang Subject: [PATCH 4.17 084/101] ipvs: initialize tbl->entries in ip_vs_lblc_init_svc() Date: Fri, 20 Jul 2018 14:14:30 +0200 Message-Id: <20180720121426.818512005@linuxfoundation.org> In-Reply-To: <20180720121422.837870592@linuxfoundation.org> References: <20180720121422.837870592@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.17-stable review patch. If anyone has any objections, please let me know. ------------------ From: Cong Wang commit 8b2ebb6cf064247d60cccbf1750610ac9bb2e672 upstream. Similarly, tbl->entries is not initialized after kmalloc(), therefore causes an uninit-value warning in ip_vs_lblc_check_expire(), as reported by syzbot. Reported-by: Cc: Simon Horman Cc: Julian Anastasov Cc: Pablo Neira Ayuso Signed-off-by: Cong Wang Acked-by: Julian Anastasov Acked-by: Simon Horman Signed-off-by: Pablo Neira Ayuso Signed-off-by: Greg Kroah-Hartman --- net/netfilter/ipvs/ip_vs_lblc.c | 1 + 1 file changed, 1 insertion(+) --- a/net/netfilter/ipvs/ip_vs_lblc.c +++ b/net/netfilter/ipvs/ip_vs_lblc.c @@ -371,6 +371,7 @@ static int ip_vs_lblc_init_svc(struct ip tbl->counter = 1; tbl->dead = false; tbl->svc = svc; + atomic_set(&tbl->entries, 0); /* * Hook periodic timer for garbage collection