Change in osmo-msc[master]: make LOG_TRANS() NULL-safe again

[Neels Hofmeyr]

Neels Hofmeyr has uploaded this change for review. ( https://gerrit.osmocom.org/13992


Change subject: make LOG_TRANS() NULL-safe again
......................................................................

make LOG_TRANS() NULL-safe again

Previous patch [1] removed NULL-safety from LOG_TRANS(). Fix that.

In case a trans is NULL, it is fine to log in the DMSC category, since the
context should still be general (erratic message or other initial problems).

Change-Id: I6e36c47bf828dd073b36c6301bbeabcc28e101e6
---
M include/osmocom/msc/transaction.h
1 file changed, 1 insertion(+), 1 deletion(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-msc refs/changes/92/13992/1

diff --git a/include/osmocom/msc/transaction.h b/include/osmocom/msc/transaction.h
index 6b82390..a95cdbb 100644
--- a/include/osmocom/msc/transaction.h
+++ b/include/osmocom/msc/transaction.h
@@ -27,7 +27,7 @@
 	     ##args)
 
 #define LOG_TRANS(trans, level, fmt, args...) \
-	     LOG_TRANS_CAT(trans, (trans)->log_subsys, level, fmt, ##args)
+	     LOG_TRANS_CAT(trans, (trans) ? (trans)->log_subsys : DMSC, level, fmt, ##args)
 
 enum bridge_state {
 	BRIDGE_STATE_NONE,

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Gerrit-Project: osmo-msc
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I6e36c47bf828dd073b36c6301bbeabcc28e101e6
Gerrit-Change-Number: 13992
Gerrit-PatchSet: 1
Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>
Gerrit-Reviewer: tnt <tnt at 246tNt.com>
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