linux-kernel - [PATCH 09/11] NFC: pn533: use nfc_alloc_recv

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Message-Id: <1461249839-16962-10-git-send-email-michael.thalmeier@hale.at>
Date:	Thu, 21 Apr 2016 16:43:57 +0200
From:	Michael Thalmeier <michael.thalmeier@...e.at>
To:	Samuel Ortiz <sameo@...ux.intel.com>
Cc:	Lauro Ramos Venancio <lauro.venancio@...nbossa.org>,
	Aloisio Almeida Jr <aloisio.almeida@...nbossa.org>,
	linux-kernel@...r.kernel.org, linux-nfc@...ts.01.org,
	michael@...lmeier.at
Subject: [PATCH 09/11] NFC: pn533: use nfc_alloc_recv_skb for skb allocation

When multiple receive frames need to be put together in pn533_build_response
we need to use nfc_alloc_recv_skb instead of the normal alloc_skb. Otherwise
the nfc core causes an skb error when it tries to push the status byte in
front of the data.

Signed-off-by: Michael Thalmeier <michael.thalmeier@...e.at>
---
 drivers/nfc/pn533/pn533.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index c06d22f..ae13277 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1942,7 +1942,7 @@ static struct sk_buff *pn533_build_response(struct pn533 *dev)
 	dev_dbg(dev->dev, "%s total length %d\n",
 		__func__, skb_len);
 
-	skb = alloc_skb(skb_len, GFP_KERNEL);
+	skb = nfc_alloc_recv_skb(skb_len, GFP_KERNEL);
 	if (skb == NULL)
 		goto out;
 
-- 
2.5.5