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authorIngo Molnar <mingo@elte.hu>2010-12-23 08:48:41 (GMT)
committerIngo Molnar <mingo@elte.hu>2010-12-23 08:48:41 (GMT)
commit26e20a108caca6231c6a5ec659f815a866904751 (patch)
tree36932c208a9e8994bfd7ed4eaf48b9c33f71fbe3 /net/llc/af_llc.c
parent691513f70d3957939a318da970987b876c720861 (diff)
parent90a8a73c06cc32b609a880d48449d7083327e11a (diff)
downloadlinux-fsl-qoriq-26e20a108caca6231c6a5ec659f815a866904751.tar.xz
Merge commit 'v2.6.37-rc7' into x86/security
Diffstat (limited to 'net/llc/af_llc.c')
-rw-r--r--net/llc/af_llc.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 5826129..e35dbe5 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -317,8 +317,9 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
goto out;
rc = -ENODEV;
rtnl_lock();
+ rcu_read_lock();
if (sk->sk_bound_dev_if) {
- llc->dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
+ llc->dev = dev_get_by_index_rcu(&init_net, sk->sk_bound_dev_if);
if (llc->dev) {
if (!addr->sllc_arphrd)
addr->sllc_arphrd = llc->dev->type;
@@ -329,13 +330,13 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
!llc_mac_match(addr->sllc_mac,
llc->dev->dev_addr)) {
rc = -EINVAL;
- dev_put(llc->dev);
llc->dev = NULL;
}
}
} else
llc->dev = dev_getbyhwaddr(&init_net, addr->sllc_arphrd,
addr->sllc_mac);
+ rcu_read_unlock();
rtnl_unlock();
if (!llc->dev)
goto out;