Hi, I will push the patch if no comment by end of today.
Best Regards, ThuanTr -----Original Message----- From: thuan.tran <thuan.t...@dektech.com.au> Sent: Monday, December 16, 2019 4:41 PM To: Minh Hon Chau <minh.c...@dektech.com.au>; thuan . tran <thuan.t...@dektech.com.au>; thang . d . nguyen <thang.d.ngu...@dektech.com.au>; gary....@dektech.com.au Cc: opensaf-devel@lists.sourceforge.net Subject: [PATCH 1/1] mds: check svc_cnt greater than zero before decrease [#3129] - #3102 introduce remote adest list which refer svc_cnt to start/stop timer to delete adest from list. But in tcp transport, svc down may come twice then svc_cnt is updated incorrectly. Later cause crash inside function stop_mds_down_tmr(). - check svc_cnt greater than zero before decrease it then no crash as consequence of this wrong counter. --- src/mds/mds_c_api.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mds/mds_c_api.c b/src/mds/mds_c_api.c index a76b2b76a..42e26f91c 100644 --- a/src/mds/mds_c_api.c +++ b/src/mds/mds_c_api.c @@ -3661,7 +3661,7 @@ uint32_t mds_mcm_svc_down(PW_ENV_ID pwe_id, MDS_SVC_ID svc_id, V_DEST_RL role, (MDS_ADEST_INFO *)ncs_patricia_tree_get( &gl_mds_mcm_cb->adest_list, (uint8_t *)&adest); - if (adest_info) { + if (adest_info && adest_info->svc_cnt > 0) { adest_info->svc_cnt--; if (adest_info->svc_cnt == 0) { m_MDS_LOG_INFO( -- 2.17.1 _______________________________________________ Opensaf-devel mailing list Opensaf-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/opensaf-devel