[PATCH 5/8] logger: fix rfc5424 format crash

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$ logger --rfc5424=notq message
Segmentation fault (core dumped)

Signed-off-by: Sami Kerola <kerolasa@xxxxxx>
---
 misc-utils/logger.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/misc-utils/logger.c b/misc-utils/logger.c
index 838d225..b007377 100644
--- a/misc-utils/logger.c
+++ b/misc-utils/logger.c
@@ -476,7 +476,8 @@ static void syslog_rfc5424_header(struct logger_ctl *const ctl)
 #endif
 			xasprintf(&structured_data,
 				 "[timeQuality tzKnown=\"1\" isSynced=\"0\"]");
-	}
+	} else
+		structured_data = xstrdup("");
 
 	xasprintf(&ctl->hdr, "<%d>1 %s %s %s %s %s %s ",
 		ctl->pri,
-- 
2.3.2

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