[PATCH][next] netfilter: synproxy: ensure zero is returned on non-error return path

[Colin King <colin.king@xxxxxxxxxxxxx>]

From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Currently function nf_synproxy_ipv6_init returns an uninitialized
garbage value in variable ret on a successful return.  Fix this by
returning zero on success.

Addresses-Coverity: ("Uninitialized scalar variable")
Fixes: d7f9b2f18eae ("netfilter: synproxy: extract SYNPROXY infrastructure from {ipt, ip6t}_SYNPROXY")
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
 net/netfilter/nf_synproxy_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c
index 50677285f82e..701f880d01e6 100644
--- a/net/netfilter/nf_synproxy_core.c
+++ b/net/netfilter/nf_synproxy_core.c
@@ -1223,7 +1223,7 @@ nf_synproxy_ipv6_init(struct synproxy_net *snet, struct net *net)
 	}
 
 	snet->hook_ref6++;
-	return err;
+	return 0;
 }
 EXPORT_SYMBOL_GPL(nf_synproxy_ipv6_init);
 
-- 
2.20.1