diff --git a/kni_intercept.c b/kni_intercept.c
index 11cee23..7a5e762 100644
--- a/kni_intercept.c
+++ b/kni_intercept.c
@@ -1488,6 +1488,8 @@ int tcp_repair_process(const struct streaminfo* pstream,const void* a_packet,str
 		if(ret<0)	
 		{
 			kni_filestate2_set(0,FS_REPAIR_SEND_ERR,0,2);
+			close(g_kni_comminfo.fd_domain);
+			g_kni_comminfo.fd_domain=-1;
 			g_kni_comminfo.kni_mode_cur=KNI_MODE_BYPASS;
 		}
 		else