batman-adv: Convert batadv_orig_node to kref
batman-adv uses a self-written reference implementation which is just based
on atomic_t. This is less obvious when reading the code than kref and
therefore increases the change that the reference counting will be missed.
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Antonio Quartulli <a@unstable.cc>
diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c
index 921e252..e326111 100644
--- a/net/batman-adv/distributed-arp-table.c
+++ b/net/batman-adv/distributed-arp-table.c
@@ -542,7 +542,7 @@
max_orig_node))
continue;
- if (!atomic_inc_not_zero(&orig_node->refcount))
+ if (!kref_get_unless_zero(&orig_node->refcount))
continue;
max = tmp_max;