[IRDA]: Use kmemdup where applicable

[powerpc.git] / net / irda / irttp.c

diff --git a/net/irda/irttp.c b/net/irda/irttp.c
index 42acf1c..9c446a7 100644 (file)
--- a/net/irda/irttp.c
+++ b/net/irda/irttp.c
@@ -804,12 +804,12 @@ static inline void irttp_give_credit(struct tsap_cb *self)
                   self->send_credit, self->avail_credit, self->remote_credit);
 
        /* Give credit to peer */
-       tx_skb = alloc_skb(64, GFP_ATOMIC);
+       tx_skb = alloc_skb(TTP_MAX_HEADER, GFP_ATOMIC);
        if (!tx_skb)
                return;
 
        /* Reserve space for LMP, and LAP header */
-       skb_reserve(tx_skb, self->max_header_size);
+       skb_reserve(tx_skb, LMP_MAX_HEADER);
 
        /*
         *  Since we can transmit and receive frames concurrently,
@@ -1093,7 +1093,8 @@ int irttp_connect_request(struct tsap_cb *self, __u8 dtsap_sel,
 
        /* Any userdata supplied? */
        if (userdata == NULL) {
-               tx_skb = alloc_skb(64, GFP_ATOMIC);
+               tx_skb = alloc_skb(TTP_MAX_HEADER + TTP_SAR_HEADER,
+                                  GFP_ATOMIC);
                if (!tx_skb)
                        return -ENOMEM;
 
@@ -1146,7 +1147,7 @@ int irttp_connect_request(struct tsap_cb *self, __u8 dtsap_sel,
                frame[3] = 0x02; /* Value length */
 
                put_unaligned(cpu_to_be16((__u16) max_sdu_size),
-                             (__u16 *)(frame+4));
+                             (__be16 *)(frame+4));
        } else {
                /* Insert plain TTP header */
                frame = skb_push(tx_skb, TTP_HEADER);
@@ -1341,7 +1342,8 @@ int irttp_connect_response(struct tsap_cb *self, __u32 max_sdu_size,
 
        /* Any userdata supplied? */
        if (userdata == NULL) {
-               tx_skb = alloc_skb(64, GFP_ATOMIC);
+               tx_skb = alloc_skb(TTP_MAX_HEADER + TTP_SAR_HEADER,
+                                  GFP_ATOMIC);
                if (!tx_skb)
                        return -ENOMEM;
 
@@ -1392,7 +1394,7 @@ int irttp_connect_response(struct tsap_cb *self, __u32 max_sdu_size,
                frame[3] = 0x02; /* Value length */
 
                put_unaligned(cpu_to_be16((__u16) max_sdu_size),
-                             (__u16 *)(frame+4));
+                             (__be16 *)(frame+4));
        } else {
                /* Insert TTP header */
                frame = skb_push(tx_skb, TTP_HEADER);
@@ -1540,14 +1542,14 @@ int irttp_disconnect_request(struct tsap_cb *self, struct sk_buff *userdata,
 
        if (!userdata) {
                struct sk_buff *tx_skb;
-               tx_skb = alloc_skb(64, GFP_ATOMIC);
+               tx_skb = alloc_skb(LMP_MAX_HEADER, GFP_ATOMIC);
                if (!tx_skb)
                        return -ENOMEM;
 
                /*
                 *  Reserve space for MUX and LAP header
                 */
-               skb_reserve(tx_skb, TTP_MAX_HEADER);
+               skb_reserve(tx_skb, LMP_MAX_HEADER);
 
                userdata = tx_skb;
        }