[IrDA]: Use alloc_skb() in IrDA TX path

As pointed out by Christoph Hellwig, dev_alloc_skb() is not intended to be
used for allocating TX sk_buff. The IrDA stack was exclusively calling
dev_alloc_skb() on the TX path, and this patch fixes that.

Signed-off-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c
index 3e9a06a..fa5c144 100644
--- a/net/irda/irlap_frame.c
+++ b/net/irda/irlap_frame.c
@@ -117,7 +117,7 @@
 	IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
 	/* Allocate frame */
-	tx_skb = dev_alloc_skb(64);
+	tx_skb = alloc_skb(64, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -210,7 +210,7 @@
 	IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
 	/* Allocate frame */
-	tx_skb = dev_alloc_skb(64);
+	tx_skb = alloc_skb(64, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -250,7 +250,7 @@
 	IRDA_ASSERT(self != NULL, return;);
 	IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
-	tx_skb = dev_alloc_skb(32);
+	tx_skb = alloc_skb(32, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -282,7 +282,7 @@
 	IRDA_ASSERT(self != NULL, return;);
 	IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
-	tx_skb = dev_alloc_skb(16);
+	tx_skb = alloc_skb(16, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -315,7 +315,7 @@
 	IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 	IRDA_ASSERT(discovery != NULL, return;);
 
-	tx_skb = dev_alloc_skb(64);
+	tx_skb = alloc_skb(64, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -576,7 +576,7 @@
 	struct sk_buff *tx_skb;
 	__u8 *frame;
 
-	tx_skb = dev_alloc_skb(16);
+	tx_skb = alloc_skb(16, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -601,7 +601,7 @@
 	struct sk_buff *tx_skb;
 	__u8 *frame;
 
-	tx_skb = dev_alloc_skb(16);
+	tx_skb = alloc_skb(16, GFP_ATOMIC);
 	if (!tx_skb)
 		return;
 
@@ -1215,7 +1215,7 @@
 	struct test_frame *frame;
 	__u8 *info;
 
-	tx_skb = dev_alloc_skb(cmd->len+sizeof(struct test_frame));
+	tx_skb = alloc_skb(cmd->len+sizeof(struct test_frame), GFP_ATOMIC);
 	if (!tx_skb)
 		return;