sd-netlink: make sd_netlink_message_read() returns size of read data

diff --git a/src/libsystemd/sd-netlink/netlink-message.c b/src/libsystemd/sd-netlink/netlink-message.c
index 78504063234a631caf91bb26a208d66f0129ce2d..5323844c0876473f66687ae983ee2489b55a0d53 100644 (file)
--- a/src/libsystemd/sd-netlink/netlink-message.c
+++ b/src/libsystemd/sd-netlink/netlink-message.c
@@ -611,7 +611,7 @@ int sd_netlink_message_read(sd_netlink_message *m, unsigned short type, size_t s
         if (data)
                 memcpy(data, attr_data, size);
 
-        return 0;
+        return r;
 }
 
 int sd_netlink_message_read_string(sd_netlink_message *m, unsigned short type, const char **data) {