修复TSG-7818, ipv6注入数据包序号错误.v4.2.55

1 files changed, 7 insertions, 4 deletions

diff --git a/src/packet_io/sendpacket.c b/src/packet_io/sendpacket.c
index 3fb110a..5ab91ff 100644
--- a/src/packet_io/sendpacket.c
+++ b/src/packet_io/sendpacket.c
@@ -3283,10 +3283,13 @@ int __sapp_inject_pkt(struct streaminfo *raw_stream, enum sapp_inject_opt sio,
 			sendpkt_dup_pkt_mark_stream(raw_stream, (char *)payload);
 		}
 	}else{
-		if((ADDR_TYPE_IPV4 == inject_stream->addr.addrtype)
-		 || (ADDR_TYPE_TCP == inject_stream->addr.addrtype)){
-			set_build_layer_tcp_args(thread_num, TH_PUSH|TH_ACK, MESA_rand_range(1000, 1460), 0);
-		}
+		/* 
+		   2021-09-18 fix bug:
+		   ԭ����Ipv4����build-args, ԭ������ipv4��tcp��ͷ����ָ��,
+		   ��Ϊipv6Ҳ�� build_args, 
+		   ������build_net_layer_tcp()ʱ�ж�build_tcp_args��NULL, ��ʹ��������, �����Ͳ�����!! 
+		 */
+		set_build_layer_tcp_args(thread_num, TH_PUSH|TH_ACK, MESA_rand_range(1000, 1460), 0);
 	}
 	
 	raw_stream_pr = (struct streaminfo_private *)raw_stream;