src: expr: add and use expr_name helper

Currently callers use expr->ops->name, but follouwp patch will remove the
ops pointer from struct expr.  So add this helper and use it everywhere.

Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/netlink.c b/src/netlink.c
index f67f6390..dfd563a2 100644
--- a/src/netlink.c
+++ b/src/netlink.c
@@ -239,7 +239,7 @@ void netlink_gen_data(const struct expr *expr, struct nft_data_linearize *data)
 	case EXPR_VERDICT:
 		return netlink_gen_verdict(expr, data);
 	default:
-		BUG("invalid data expression type %s\n", expr->ops->name);
+		BUG("invalid data expression type %s\n", expr_name(expr));
 	}
 }