[PATCH] netfilter: initialize 'ret' variable

From: Li Qiong
Date: Fri Dec 02 2022 - 02:04:47 EST


The 'ret' should need to be initialized to 0, in case
return a uninitialized value.

Signed-off-by: Li Qiong <liqiong@xxxxxxxxxxxx>
---
net/netfilter/nf_flow_table_ip.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c
index b350fe9d00b0..225ff865d609 100644
--- a/net/netfilter/nf_flow_table_ip.c
+++ b/net/netfilter/nf_flow_table_ip.c
@@ -351,7 +351,7 @@ nf_flow_offload_ip_hook(void *priv, struct sk_buff *skb,
struct rtable *rt;
struct iphdr *iph;
__be32 nexthop;
- int ret;
+ int ret = 0;

if (skb->protocol != htons(ETH_P_IP) &&
!nf_flow_skb_encap_protocol(skb, htons(ETH_P_IP), &offset))
@@ -613,7 +613,7 @@ nf_flow_offload_ipv6_hook(void *priv, struct sk_buff *skb,
u32 hdrsize, offset = 0;
struct ipv6hdr *ip6h;
struct rt6_info *rt;
- int ret;
+ int ret = 0;

if (skb->protocol != htons(ETH_P_IPV6) &&
!nf_flow_skb_encap_protocol(skb, htons(ETH_P_IPV6), &offset))
--
2.11.0