netfilter: nf_nat_amanda: rename a variable

Avoid a sparse warning about 'ret' variable shadowing

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/net/ipv4/netfilter/nf_nat_amanda.c b/net/ipv4/netfilter/nf_nat_amanda.c
index 0f23b3f..703f366 100644 (file)
--- a/net/ipv4/netfilter/nf_nat_amanda.c
+++ b/net/ipv4/netfilter/nf_nat_amanda.c
@@ -44,13 +44,13 @@ static unsigned int help(struct sk_buff *skb,
 
        /* Try to get same port: if not, try to change it. */
        for (port = ntohs(exp->saved_proto.tcp.port); port != 0; port++) {
-               int ret;
+               int res;
 
                exp->tuple.dst.u.tcp.port = htons(port);
-               ret = nf_ct_expect_related(exp);
-               if (ret == 0)
+               res = nf_ct_expect_related(exp);
+               if (res == 0)
                        break;
-               else if (ret != -EBUSY) {
+               else if (res != -EBUSY) {
                        port = 0;
                        break;
                }