conntrackd: add statistics for enospc errors in queues

This patch adds a new statistic field to count the number of
enospc errors while adding new nodes to some queue.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/queue.h b/include/queue.h
index d989402..cca9cba 100644
--- a/include/queue.h
+++ b/include/queue.h
@@ -35,6 +35,7 @@ struct queue {
 	struct list_head	list;
 	unsigned int		max_elems;
 	unsigned int		num_elems;
+	uint32_t		enospc_err;
 	uint32_t		flags;
 	struct list_head	head;
 	struct evfd		*evfd;