mctp-demux-daemon: fix eid in log message

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Change-Id: If1337e896a58784f4ba7a55f3dee6b37e28662d3
diff --git a/utils/mctp-demux-daemon.c b/utils/mctp-demux-daemon.c
index 151d915..cb4cb2d 100644
--- a/utils/mctp-demux-daemon.c
+++ b/utils/mctp-demux-daemon.c
@@ -314,12 +314,13 @@
 		goto out_close;
 	}
 
+	eid = buf[0];
+
 	if (ctx->verbose)
 		fprintf(stderr,
 			"client[%d] sent message: dest 0x%02x len %d\n",
 			idx, eid, rc - 1);
 
-	eid = buf[0];
 
 	if (eid == ctx->local_eid)
 		rx_message(eid, ctx, buf + 1, rc - 1);