!3624 ipv4: igmp: fix refcnt uaf issue when receiving igmp query packet

Merge Pull Request from: @ci-robot 
 
PR sync from: Guo Mengqi <guomengqi3@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/NI3NY7MTDTP5DQIJVOM3KAZAOWALPADS/ 
 
https://gitee.com/src-openeuler/kernel/issues/I8PT5 
 
Link:https://gitee.com/openeuler/kernel/pulls/3624

 

Reviewed-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>