bus: reduce calls to KDBUS_CMD_MEMFD_SIZE_SET ioctl

[elogind.git] / src / libsystemd-bus / bus-util.c

diff --git a/src/libsystemd-bus/bus-util.c b/src/libsystemd-bus/bus-util.c
index 30ee67e85050ab63d96f31653b9b6272e6db6fbc..4c87e167264d12c8c3b4ca709e365b2b1b3dec6a 100644 (file)
--- a/src/libsystemd-bus/bus-util.c
+++ b/src/libsystemd-bus/bus-util.c
@@ -212,8 +212,12 @@ int bus_verify_polkit(
                 }
 
                 r = sd_bus_message_enter_container(reply, 'r', "bba{ss}");
-                if (r >= 0)
-                        r = sd_bus_message_read(reply, "bb", &authorized, &challenge);
+                if (r < 0)
+                        return r;
+
+                r = sd_bus_message_read(reply, "bb", &authorized, &challenge);
+                if (r < 0)
+                        return r;
 
                 if (authorized)
                         return 1;
@@ -328,7 +332,7 @@ int bus_verify_polkit_async(
                         if (sd_bus_error_has_name(e, SD_BUS_ERROR_SERVICE_UNKNOWN))
                                 return -EACCES;
 
-                        return sd_bus_error_get_errno(e);
+                        return -sd_bus_error_get_errno(e);
                 }
 
                 r = sd_bus_message_enter_container(q->reply, 'r', "bba{ss}");
@@ -997,6 +1001,8 @@ int bus_map_all_properties(sd_bus *bus,
                                 r = prop->set(bus, member, m, &error, v);
                         else
                                 r = map_basic(bus, member, m, &error, v);
+                        if (r < 0)
+                                return r;
 
                         r = sd_bus_message_exit_container(m);
                         if (r < 0)