libmsc/sgs_vty.c: always write server address and VLR name
Comparing an array to null is not useful, because the expression
will always evaluate as true. Let's just always write SGs server
address and VLR name, no mater whether default values are used
or not, same as we do for the HLR address and port.
Change-Id: If045e42fca0315b0777eb86c44bf934ce58b340b
Fixes: CID#190871 Array compared against 0 (NO_EFFECT)
diff --git a/tests/test_nodes.vty b/tests/test_nodes.vty
index fb9e5f0..8aceb86 100644
--- a/tests/test_nodes.vty
+++ b/tests/test_nodes.vty
@@ -147,6 +147,7 @@
remote-ip 127.0.0.1
remote-port 4222
sgs
+ local-port 29118
local-ip 0.0.0.0
vlr-name vlr.example.net
end