Commit d22b2db6 authored by Waldemar Rymarkiewicz's avatar Waldemar Rymarkiewicz Committed by Samuel Ortiz
Browse files

NFC: pn533: Add pn533_alloc_skb for req allocation 



Allocate sk_buff for the request.

Signed-off-by: default avatarWaldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 94c5c156

drivers/nfc/pn533.c

+16 −6
Original line number Diff line number Diff line
@@ -1062,6 +1062,20 @@ static void pn533_send_complete(struct urb *urb) 
	}

}



static struct sk_buff *pn533_alloc_skb(unsigned int size)

{

	struct sk_buff *skb;



	skb = alloc_skb(PN533_FRAME_HEADER_LEN +

			size +

			PN533_FRAME_TAIL_LEN, GFP_KERNEL);



	if (skb)

		skb_reserve(skb, PN533_FRAME_HEADER_LEN);



	return skb;

}



struct pn533_target_type_a {

	__be16 sens_res;

	u8 sel_res;
@@ -2390,15 +2404,11 @@ static void pn533_wq_mi_recv(struct work_struct *work) 
	nfc_dev_dbg(&dev->interface->dev, "%s", __func__);



	/* This is a zero payload size skb */

	skb_cmd = alloc_skb(PN533_FRAME_HEADER_LEN +

			    PN533_CMD_DATAEXCH_HEAD_LEN +

			    PN533_FRAME_TAIL_LEN,

			    GFP_KERNEL);

	skb_cmd = pn533_alloc_skb(PN533_CMD_DATAEXCH_HEAD_LEN);

	if (skb_cmd == NULL)

		goto error_cmd;



	skb_reserve(skb_cmd,

		    PN533_FRAME_HEADER_LEN + PN533_CMD_DATAEXCH_HEAD_LEN);

	skb_reserve(skb_cmd, PN533_CMD_DATAEXCH_HEAD_LEN);



	rc = pn533_build_tx_frame(dev, skb_cmd, true);

	if (rc)