Cast away a gcc warning.

diff --git a/if-linux.c b/if-linux.c
index 252b262d160a9f66552b59b4c1a4b144896ee4a7..0f1f219a8da15fb8c1d906435f814f44e880643a 100644 (file)
--- a/if-linux.c
+++ b/if-linux.c
@@ -969,7 +969,7 @@ static struct nlattr *
 nla_next(struct nlattr *nla, size_t *rem)
 {
 
-       *rem -= NLA_ALIGN(nla->nla_len);
+       *rem -= (size_t)NLA_ALIGN(nla->nla_len);
        return (struct nlattr *)(void *)((char *)nla + NLA_ALIGN(nla->nla_len));
 }