[MERGED] libosmocore[master]: lapd_core: Fix MDL-ERROR ind after RELEASE ind

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dexter gerrit-no-reply at lists.osmocom.org
Tue Feb 7 13:54:03 UTC 2017


dexter has submitted this change and it was merged.

Change subject: lapd_core: Fix MDL-ERROR ind after RELEASE ind
......................................................................


lapd_core: Fix MDL-ERROR ind after RELEASE ind

in lapd_t200_cb() The RELEASE INDICATION is transmitted before
the MDL ERROR INIDCATION, this prevents the MDL ERROR INDICATION
from being sent because the RELASE INDICATION close to connection
eraly. This commit puts the messages into the correct order.

Change-Id: Iae74777138fc27828f511e3aa321d1981861f4a5
---
M src/gsm/lapd_core.c
1 file changed, 4 insertions(+), 4 deletions(-)

Approvals:
  Harald Welte: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/src/gsm/lapd_core.c b/src/gsm/lapd_core.c
index 5af82aa..5ee88a4 100644
--- a/src/gsm/lapd_core.c
+++ b/src/gsm/lapd_core.c
@@ -564,11 +564,11 @@
 			/* NOTE: we must not change any other states or buffers
 			 * and queues, since we may reconnect after handover
 			 * failure. the buffered messages is replaced there */
+			/* send MDL ERROR INIDCATION to L3 */
+			mdl_error(MDL_CAUSE_T200_EXPIRED, &dl->lctx);
 			/* send RELEASE INDICATION to L3 */
 			send_dl_simple(PRIM_DL_REL, PRIM_OP_INDICATION,
 				&dl->lctx);
-			/* send MDL ERROR INIDCATION to L3 */
-			mdl_error(MDL_CAUSE_T200_EXPIRED, &dl->lctx);
 			break;
 		}
 		/* retransmit SABM command */
@@ -581,10 +581,10 @@
 	case LAPD_STATE_DISC_SENT:
 		/* 5.4.4.3 */
 		if (dl->retrans_ctr + 1 >= dl->n200_est_rel + 1) {
-			/* send RELEASE INDICATION to L3 */
-			send_dl_simple(PRIM_DL_REL, PRIM_OP_CONFIRM, &dl->lctx);
 			/* send MDL ERROR INIDCATION to L3 */
 			mdl_error(MDL_CAUSE_T200_EXPIRED, &dl->lctx);
+			/* send RELEASE INDICATION to L3 */
+			send_dl_simple(PRIM_DL_REL, PRIM_OP_CONFIRM, &dl->lctx);
 			/* flush tx and send buffers */
 			lapd_dl_flush_tx(dl);
 			lapd_dl_flush_send(dl);

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Gerrit-MessageType: merged
Gerrit-Change-Id: Iae74777138fc27828f511e3aa321d1981861f4a5
Gerrit-PatchSet: 4
Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Owner: dexter <pmaier at sysmocom.de>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: dexter <pmaier at sysmocom.de>



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