[Bf-blender-cvs] [1ce8a7f3d03] blender2.8: Fix incorrect message bus tag count

[Campbell Barton]

Commit: 1ce8a7f3d032830386a0aebf3c3ff6c940e1181a
Author: Campbell Barton
Date:   Thu Feb 1 15:56:36 2018 +1100
Branches: blender2.8
https://developer.blender.org/rB1ce8a7f3d032830386a0aebf3c3ff6c940e1181a

Fix incorrect message bus tag count

===================================================================

M	source/blender/windowmanager/message_bus/intern/wm_message_bus.c

===================================================================

diff --git a/source/blender/windowmanager/message_bus/intern/wm_message_bus.c b/source/blender/windowmanager/message_bus/intern/wm_message_bus.c
index 7183655b0de..dba38dc8c8c 100644
--- a/source/blender/windowmanager/message_bus/intern/wm_message_bus.c
+++ b/source/blender/windowmanager/message_bus/intern/wm_message_bus.c
@@ -86,6 +86,9 @@ void WM_msgbus_clear_by_owner(struct wmMsgBus *mbus, void *owner)
 		for (wmMsgSubscribeValueLink *msg_lnk = msg_key->values.first; msg_lnk; msg_lnk = msg_lnk_next) {
 			msg_lnk_next = msg_lnk->next;
 			if (msg_lnk->params.owner == owner) {
+				if (msg_lnk->params.tag) {
+					mbus->messages_tag_count -= 1;
+				}
 				if (msg_lnk->params.free_data) {
 					msg_lnk->params.free_data(msg_key, &msg_lnk->params);
 				}