X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd%2Fsd-bus%2Fbus-message.c;h=a4939b47c84b7189c81ecfd9399f80f6045eeec4;hb=7fa934b0d35492b300b79848f4822ffc40eee21f;hp=9bc05c20340c38f92fcaf79a0d3d8dadc30c119a;hpb=64e96a194d9fb8e9e69769bf88f067fadf9acce7;p=elogind.git

diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 9bc05c203..a4939b47c 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -5170,6 +5170,10 @@ int bus_message_parse_fields(sd_bus_message *m) {
         case SD_BUS_MESSAGE_SIGNAL:
                 if (!m->path || !m->interface || !m->member)
                         return -EBADMSG;
+
+                if (m->reply_cookie != 0)
+                        return -EBADMSG;
+
                 break;
 
         case SD_BUS_MESSAGE_METHOD_CALL:
@@ -5177,6 +5181,9 @@ int bus_message_parse_fields(sd_bus_message *m) {
                 if (!m->path || !m->member)
                         return -EBADMSG;
 
+                if (m->reply_cookie != 0)
+                        return -EBADMSG;
+
                 break;
 
         case SD_BUS_MESSAGE_METHOD_RETURN: