From 122ec6ffca3967ffaa96a4c7a5dc9cd71866e0bc Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Thu, 5 Nov 2009 20:53:47 -0800 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- net/netlabel/netlabel_unlabeled.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c index fb357f010189..3dfe2bac8623 100644 --- a/net/netlabel/netlabel_unlabeled.c +++ b/net/netlabel/netlabel_unlabeled.c @@ -472,13 +472,12 @@ int netlbl_unlhsh_add(struct net *net, 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 @@ int netlbl_unlhsh_remove(struct net *net, 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) { -- 2.20.1