!3483 net: Remove acked SYN flag from packet in the transmit queue correctly

Merge Pull Request from: @ci-robot 
 
PR sync from: Dong Chenchen <dongchenchen2@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/AJL7YU5RND7DGZROO5W4SHJXEUISK7KB/ 
 
https://gitee.com/openeuler/kernel/issues/I8PRTS 
 
Link:https://gitee.com/openeuler/kernel/pulls/3483

 

Reviewed-by: Liu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>