From: Alexander Aring <alex.aring@gmail.com>
Date: Mon, 27 Oct 2014 16:13:29 +0000 (+0100)
Subject: ieee802154: drivers: use dev_alloc_skb
X-Git-Tag: firefly_0821_release~176^2~2717^2~28^2~129^2~59
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=61a2281458956db519f2c24fa40bf277adea2a67;p=firefly-linux-kernel-4.4.55.git

ieee802154: drivers: use dev_alloc_skb

This patch change the allocation of skb inside the ieee802154 driver
layer to dev_alloc_skb. This changes also the gfp mask to GFP_ATOMIC
which is needed for upcomming change that the receiving is done by a
tasklet and not a workqueue anymore.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Cc: Alan Ott <alan@signal11.us>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 0669783aa3b9..e4fbcaa602b6 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -811,7 +811,7 @@ at86rf230_rx(struct at86rf230_local *lp,
 	memcpy(rx_local_buf, data, len);
 	enable_irq(lp->spi->irq);
 
-	skb = alloc_skb(IEEE802154_MTU, GFP_ATOMIC);
+	skb = dev_alloc_skb(IEEE802154_MTU);
 	if (!skb) {
 		dev_vdbg(&lp->spi->dev, "failed to allocate sk_buff\n");
 		return;
diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index f6f07f4eb0ec..a31b5b62a353 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -524,7 +524,7 @@ static int cc2520_rx(struct cc2520_private *priv)
 	if (len < 2 || len > IEEE802154_MTU)
 		return -EINVAL;
 
-	skb = alloc_skb(len, GFP_KERNEL);
+	skb = dev_alloc_skb(len);
 	if (!skb)
 		return -ENOMEM;
 
diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index 3d775afa217f..7abb237cb989 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -544,7 +544,7 @@ static int mrf24j40_handle_rx(struct mrf24j40 *devrec)
 	val |= 4; /* SET RXDECINV */
 	write_short_reg(devrec, REG_BBREG1, val);
 
-	skb = alloc_skb(len, GFP_KERNEL);
+	skb = dev_alloc_skb(len);
 	if (!skb) {
 		ret = -ENOMEM;
 		goto out;