4 files changed, 32 insertions, 10 deletions

diff --git a/net/appletalk/dev.c b/net/appletalk/dev.c
index 76598445d84b..1237e208e246 100644
--- a/net/appletalk/dev.c
+++ b/net/appletalk/dev.c
@@ -19,7 +19,7 @@ static int ltalk_mac_addr(struct net_device *dev, void *addr)
         return -EINVAL;
 }
 
-void ltalk_setup(struct net_device *dev)
+static void ltalk_setup(struct net_device *dev)
 {
         /* Fill in the fields of the device structure with localtalk-generic values. */
         
@@ -40,4 +40,22 @@ void ltalk_setup(struct net_device *dev)
 
         dev->flags              = IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP;
 }
-EXPORT_SYMBOL(ltalk_setup);
+
+/**
+ * alloc_ltalkdev - Allocates and sets up an localtalk device
+ * @sizeof_priv: Size of additional driver-private structure to be allocated
+ *      for this localtalk device
+ *
+ * Fill in the fields of the device structure with localtalk-generic
+ * values. Basically does everything except registering the device.
+ *
+ * Constructs a new net device, complete with a private data area of
+ * size @sizeof_priv.  A 32-byte (not bit) alignment is enforced for
+ * this private data area.
+ */
+
+struct net_device *alloc_ltalkdev(int sizeof_priv)
+{
+        return alloc_netdev(sizeof_priv, "lt%d", ltalk_setup);
+}
+EXPORT_SYMBOL(alloc_ltalkdev);
diff --git a/net/core/sock.c b/net/core/sock.c
index 98171ddd7e7d..92c0676e4708 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -635,7 +635,11 @@ struct sock *sk_alloc(int family, int priority, struct proto *prot, int zero_it)
                 if (zero_it) {
                         memset(sk, 0, prot->obj_size);
                         sk->sk_family = family;
-                        sk->sk_prot = prot;
+                        /*
+                         * See comment in struct sock definition to understand
+                         * why we need sk_prot_creator -acme
+                         */
+                        sk->sk_prot = sk->sk_prot_creator = prot;
                         sock_lock_init(sk);
                 }
                 
@@ -654,7 +658,7 @@ struct sock *sk_alloc(int family, int priority, struct proto *prot, int zero_it)
 void sk_free(struct sock *sk)
 {
         struct sk_filter *filter;
-        struct module *owner = sk->sk_prot->owner;
+        struct module *owner = sk->sk_prot_creator->owner;
 
         if (sk->sk_destruct)
                 sk->sk_destruct(sk);
@@ -672,8 +676,8 @@ void sk_free(struct sock *sk)
                        __FUNCTION__, atomic_read(&sk->sk_omem_alloc));
 
         security_sk_free(sk);
-        if (sk->sk_prot->slab != NULL)
-                kmem_cache_free(sk->sk_prot->slab, sk);
+        if (sk->sk_prot_creator->slab != NULL)
+                kmem_cache_free(sk->sk_prot_creator->slab, sk);
         else
                 kfree(sk);
         module_put(owner);
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index e6e23eb14428..ee7bf46eb78a 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -1426,7 +1426,7 @@ static struct rtnetlink_link dnet_rtnetlink_table[RTM_NR_MSGTYPES] =
         [RTM_GETRULE  - RTM_BASE] = { .dumpit   = dn_fib_dump_rules,    },
 #else
         [RTM_GETROUTE - RTM_BASE] = { .doit     = dn_cache_getroute,
-                                      .dumpit   = dn_cache_dump,        
+                                      .dumpit   = dn_cache_dump,        },
 #endif
 
 };
diff --git a/net/ipv4/multipath_wrandom.c b/net/ipv4/multipath_wrandom.c
index 10b23e1bece6..c3d2ca1a6781 100644
--- a/net/ipv4/multipath_wrandom.c
+++ b/net/ipv4/multipath_wrandom.c
@@ -172,7 +172,7 @@ static void wrandom_select_route(const struct flowi *flp,
                     multipath_comparekeys(&rt->fl, flp)) {
                         struct multipath_candidate* mpc =
                                 (struct multipath_candidate*)
-                                kmalloc(size_mpc, GFP_KERNEL);
+                                kmalloc(size_mpc, GFP_ATOMIC);
 
                         if (!mpc)
                                 return;
@@ -244,7 +244,7 @@ static void wrandom_set_nhinfo(__u32 network,
         if (!target_route) {
                 const size_t size_rt = sizeof(struct multipath_route);
                 target_route = (struct multipath_route *)
-                        kmalloc(size_rt, GFP_KERNEL);
+                        kmalloc(size_rt, GFP_ATOMIC);
 
                 target_route->gw = nh->nh_gw;
                 target_route->oif = nh->nh_oif;
@@ -265,7 +265,7 @@ static void wrandom_set_nhinfo(__u32 network,
         if (!target_dest) {
                 const size_t size_dst = sizeof(struct multipath_dest);
                 target_dest = (struct multipath_dest*)
-                        kmalloc(size_dst, GFP_KERNEL);
+                        kmalloc(size_dst, GFP_ATOMIC);
 
                 target_dest->nh_info = nh;
                 target_dest->network = network;