sunrpc/netname.c: fix warn unused result

Fix unused result warnings, detected when _FORTIFY_SOURCE is enabled in
glibc.

Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>

diff --git a/sunrpc/netname.c b/sunrpc/netname.c
index dd2cb1b441cc6c344a458e242e2a2a1dbc97c07e..d9d82501b0ecb6b5b9af85ea9ff5a34a4fee2d61 100644 (file)
--- a/sunrpc/netname.c
+++ b/sunrpc/netname.c
@@ -96,7 +96,8 @@ host2netname (char netname[MAXNETNAMELEN + 1], const char *host,
       else
        {
          domainname[0] = 0;
-         getdomainname (domainname, MAXHOSTNAMELEN);
+         if (getdomainname (domainname, MAXHOSTNAMELEN))
+           return 0;
        }
     }
   else