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Diffstat (limited to 'net/decnet/af_decnet.c')
-rw-r--r--net/decnet/af_decnet.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index d6b93d19790..9ecef9968c3 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -155,7 +155,7 @@ static const struct proto_ops dn_proto_ops;
static DEFINE_RWLOCK(dn_hash_lock);
static struct hlist_head dn_sk_hash[DN_SK_HASH_SIZE];
static struct hlist_head dn_wild_sk;
-static atomic_t decnet_memory_allocated;
+static atomic_long_t decnet_memory_allocated;
static int __dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen, int flags);
static int __dn_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen, int flags);
@@ -1848,7 +1848,7 @@ unsigned dn_mss_from_pmtu(struct net_device *dev, int mtu)
{
unsigned mss = 230 - DN_MAX_NSP_DATA_HEADER;
if (dev) {
- struct dn_dev *dn_db = dev->dn_ptr;
+ struct dn_dev *dn_db = rcu_dereference_raw(dev->dn_ptr);
mtu -= LL_RESERVED_SPACE(dev);
if (dn_db->use_long)
mtu -= 21;