4 files changed, 13 insertions, 7 deletions
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index ae54b20d047..3eb5bcc75f9 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -1093,11 +1093,6 @@ static int irda_create(struct net *net, struct socket *sock, int protocol)
 
 	init_waitqueue_head(&self->query_wait);
 
-	/* Initialise networking socket struct */
-	sock_init_data(sock, sk);	/* Note : set sk->sk_refcnt to 1 */
-	sk->sk_family = PF_IRDA;
-	sk->sk_protocol = protocol;
-
 	switch (sock->type) {
 	case SOCK_STREAM:
 		sock->ops = &irda_stream_ops;
@@ -1124,13 +1119,20 @@ static int irda_create(struct net *net, struct socket *sock, int protocol)
 			self->max_sdu_size_rx = TTP_SAR_UNBOUND;
 			break;
 		default:
+			sk_free(sk);
 			return -ESOCKTNOSUPPORT;
 		}
 		break;
 	default:
+		sk_free(sk);
 		return -ESOCKTNOSUPPORT;
 	}
 
+	/* Initialise networking socket struct */
+	sock_init_data(sock, sk);	/* Note : set sk->sk_refcnt to 1 */
+	sk->sk_family = PF_IRDA;
+	sk->sk_protocol = protocol;
+
 	/* Register as a client with IrLMP */
 	self->ckey = irlmp_register_client(0, NULL, NULL, NULL);
 	self->mask.word = 0xffff;
diff --git a/net/irda/irnet/irnet.h b/net/irda/irnet/irnet.h
index b001c361ad3..bccf4d0059f 100644
--- a/net/irda/irnet/irnet.h
+++ b/net/irda/irnet/irnet.h
@@ -241,6 +241,7 @@
 #include <linux/module.h>
 
 #include <linux/kernel.h>
+#include <linux/smp_lock.h>
 #include <linux/skbuff.h>
 #include <linux/tty.h>
 #include <linux/proc_fs.h>
diff --git a/net/irda/irnet/irnet_ppp.c b/net/irda/irnet/irnet_ppp.c
index e0eab5927c4..e84a70dd346 100644
--- a/net/irda/irnet/irnet_ppp.c
+++ b/net/irda/irnet/irnet_ppp.c
@@ -479,6 +479,7 @@ dev_irnet_open(struct inode *	inode,
   ap = kzalloc(sizeof(*ap), GFP_KERNEL);
   DABORT(ap == NULL, -ENOMEM, FS_ERROR, "Can't allocate struct irnet...\n");
 
+  lock_kernel();
   /* initialize the irnet structure */
   ap->file = file;
 
@@ -500,6 +501,7 @@ dev_irnet_open(struct inode *	inode,
     {
       DERROR(FS_ERROR, "Can't setup IrDA link...\n");
       kfree(ap);
+      unlock_kernel();
       return err;
     }
 
@@ -510,6 +512,7 @@ dev_irnet_open(struct inode *	inode,
   file->private_data = ap;
 
   DEXIT(FS_TRACE, " - ap=0x%p\n", ap);
+  unlock_kernel();
   return 0;
 }
 
diff --git a/net/irda/irnetlink.c b/net/irda/irnetlink.c
index 9e1fb82e322..2f05ec1037a 100644
--- a/net/irda/irnetlink.c
+++ b/net/irda/irnetlink.c
@@ -101,8 +101,8 @@ static int irda_nl_get_mode(struct sk_buff *skb, struct genl_info *info)
 
 	hdr = genlmsg_put(msg, info->snd_pid, info->snd_seq,
 			  &irda_nl_family, 0,  IRDA_NL_CMD_GET_MODE);
-	if (IS_ERR(hdr)) {
-		ret = PTR_ERR(hdr);
+	if (hdr == NULL) {
+		ret = -EMSGSIZE;
 		goto err_out;
 	}