From 53c279be1891fa0ba07f90d2a7fccbc36f9cfd2b Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Fri, 23 Oct 2015 16:03:47 +0000
Subject: [PATCH] Avoided a potential memory leak with debug messages. Coverity
 CID 21808.

---
 cdrskin/cdrskin_timestamp.h |  2 +-
 libburn/drive.c             | 13 +++++++------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/cdrskin/cdrskin_timestamp.h b/cdrskin/cdrskin_timestamp.h
index f528139..04901f8 100644
--- a/cdrskin/cdrskin_timestamp.h
+++ b/cdrskin/cdrskin_timestamp.h
@@ -1 +1 @@
-#define Cdrskin_timestamP "2015.10.23.140731"
+#define Cdrskin_timestamP "2015.10.23.160546"
diff --git a/libburn/drive.c b/libburn/drive.c
index 1cb7530..47ee4ae 100644
--- a/libburn/drive.c
+++ b/libburn/drive.c
@@ -1893,14 +1893,15 @@ int burn_drive_adr_debug_msg(char *fmt, char *arg)
 	int ret;
 	char *msg = NULL, *msgpt;
 
-	BURN_ALLOC_MEM(msg, char, 4096);
-	msgpt = msg;
-	if(arg != NULL)
-		sprintf(msg, fmt, arg);
-	else
-		msgpt = fmt;
 	if(libdax_messenger == NULL)
 		return 0;
+	if(arg != NULL) {
+		BURN_ALLOC_MEM(msg, char, 4096);
+		msgpt = msg;
+		sprintf(msg, fmt, arg);
+	} else {
+		msgpt = fmt;
+	}
 	ret = libdax_msgs_submit(libdax_messenger, -1, 0x00000002,
 				LIBDAX_MSGS_SEV_DEBUG, LIBDAX_MSGS_PRIO_ZERO,
 				msgpt, 0, 0);