net: Use non-zero allocations in dst_alloc().

Make dst_alloc() and it's users explicitly initialize the entire
entry.

The zero'ing done by kmem_cache_zalloc() was almost entirely
redundant.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index f489b081c25d..74544bc6fdec 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1129,6 +1129,7 @@ make_route:
         if (rt == NULL)
                 goto e_nobufs;
 
+        memset(&rt->fld, 0, sizeof(rt->fld));
         rt->fld.saddr        = oldflp->saddr;
         rt->fld.daddr        = oldflp->daddr;
         rt->fld.flowidn_oif  = oldflp->flowidn_oif;
@@ -1398,6 +1399,7 @@ make_route:
         if (rt == NULL)
                 goto e_nobufs;
 
+        memset(&rt->fld, 0, sizeof(rt->fld));
         rt->rt_saddr      = fld.saddr;
         rt->rt_daddr      = fld.daddr;
         rt->rt_gateway    = fld.daddr;