netlabel: remove dev_put() calls
Use dev_get_by_name_rcu() to avoid dev_put() calls,
in sections already inside a rcu_read_lock()
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index fb357f01..3dfe2ba 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -472,13 +472,12 @@
rcu_read_lock();
if (dev_name != NULL) {
- dev = dev_get_by_name(net, dev_name);
+ dev = dev_get_by_name_rcu(net, dev_name);
if (dev == NULL) {
ret_val = -ENODEV;
goto unlhsh_add_return;
}
ifindex = dev->ifindex;
- dev_put(dev);
iface = netlbl_unlhsh_search_iface(ifindex);
} else {
ifindex = 0;
@@ -737,13 +736,12 @@
rcu_read_lock();
if (dev_name != NULL) {
- dev = dev_get_by_name(net, dev_name);
+ dev = dev_get_by_name_rcu(net, dev_name);
if (dev == NULL) {
ret_val = -ENODEV;
goto unlhsh_remove_return;
}
iface = netlbl_unlhsh_search_iface(dev->ifindex);
- dev_put(dev);
} else
iface = rcu_dereference(netlbl_unlhsh_def);
if (iface == NULL) {
