Merge branch 'linus' into cpus4096

Conflicts:

	arch/x86/xen/smp.c
	kernel/sched_rt.c
	net/iucv/iucv.c

Signed-off-by: Ingo Molnar <mingo@elte.hu>

3 files changed, 6 insertions, 2 deletions

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;
 	}