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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2009-11-04 10:59:38 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-11-04 10:59:38 -0800 |
| commit | b4d745db12bd2d45a456565ed63325bbfc689e68 (patch) | |
| tree | 2fdee34d2a383bd4891e038bd8e5fb3245cc4aba /net | |
| parent | d94d9fee9fa4e66a0b91640a694b8b10177075b3 (diff) | |
| download | kernel-common-b4d745db12bd2d45a456565ed63325bbfc689e68.tar.gz kernel-common-b4d745db12bd2d45a456565ed63325bbfc689e68.tar.bz2 kernel-common-b4d745db12bd2d45a456565ed63325bbfc689e68.zip | |
decnet: avoid touching device refcount in dn_dev_by_index()
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/decnet/dn_dev.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 6e1f085db06a..d82694d930b4 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -600,15 +600,17 @@ static void dn_dev_check_default(struct net_device *dev) dev_put(dev); } +/* + * Called with RTNL + */ static struct dn_dev *dn_dev_by_index(int ifindex) { struct net_device *dev; struct dn_dev *dn_dev = NULL; - dev = dev_get_by_index(&init_net, ifindex); - if (dev) { + + dev = __dev_get_by_index(&init_net, ifindex); + if (dev) dn_dev = dev->dn_ptr; - dev_put(dev); - } return dn_dev; } |