From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Thu, 14 Jul 2022 01:53:54 +0000 (+0900)
Subject: sd-bus: do not pass NULL when received message with invalid type
X-Git-Tag: v252-rc1~663
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3f0dbb0f0c4e3c0013fa5fe54441ca7f969555a7;p=thirdparty%2Fsystemd.git

sd-bus: do not pass NULL when received message with invalid type

Fixes #24003.
---

diff --git a/src/libsystemd/sd-bus/sd-bus.c b/src/libsystemd/sd-bus/sd-bus.c
index a4d3f479c9d..d61707e729c 100644
--- a/src/libsystemd/sd-bus/sd-bus.c
+++ b/src/libsystemd/sd-bus/sd-bus.c
@@ -49,7 +49,7 @@
         do {                                                             \
                 sd_bus_message *_mm = (m);                               \
                 log_debug("Got message type=%s sender=%s destination=%s path=%s interface=%s member=%s cookie=%" PRIu64 " reply_cookie=%" PRIu64 " signature=%s error-name=%s error-message=%s", \
-                          bus_message_type_to_string(_mm->header->type), \
+                          strna(bus_message_type_to_string(_mm->header->type)), \
                           strna(sd_bus_message_get_sender(_mm)),         \
                           strna(sd_bus_message_get_destination(_mm)),    \
                           strna(sd_bus_message_get_path(_mm)),           \