libiproute: eliminate some redundant zero stores

function                                             old     new   delta
do_iprule                                            974     955     -19
rtnl_dump_request                                    173     146     -27
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-46)             Total: -46 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/networking/libiproute/iprule.c b/networking/libiproute/iprule.c
index dba64346f..c486834b0 100644
--- a/networking/libiproute/iprule.c
+++ b/networking/libiproute/iprule.c
@@ -197,9 +197,11 @@ static int iprule_modify(int cmd, char **argv)
         req.n.nlmsg_flags = NLM_F_REQUEST;
         req.r.rtm_family = preferred_family;
         req.r.rtm_protocol = RTPROT_BOOT;
-        req.r.rtm_scope = RT_SCOPE_UNIVERSE;
-        req.r.rtm_table = 0;
-        req.r.rtm_type = RTN_UNSPEC;
+        if (RT_SCOPE_UNIVERSE != 0)
+                req.r.rtm_scope = RT_SCOPE_UNIVERSE;
+        /*req.r.rtm_table = 0; - already is */
+        if (RTN_UNSPEC != 0)
+                req.r.rtm_type = RTN_UNSPEC;
 
         if (cmd == RTM_NEWRULE) {
                 req.n.nlmsg_flags |= NLM_F_CREATE|NLM_F_EXCL;