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authorMarcel Holtmann <marcel@holtmann.org>2014-06-08 11:22:28 +0200
committerMarcel Holtmann <marcel@holtmann.org>2014-07-03 17:42:42 +0200
commitd9fbd02be5c201c1659ee0d79c0820bb68d95c8c (patch)
treeb2f7aa9fa77a90c45e5e5eeda0d47e16ef452c4c /net/bluetooth/l2cap_core.c
parent0775899158d0e1436316f3bf451d78bf34b88d17 (diff)
downloadop-kernel-dev-d9fbd02be5c201c1659ee0d79c0820bb68d95c8c.zip
op-kernel-dev-d9fbd02be5c201c1659ee0d79c0820bb68d95c8c.tar.gz
Bluetooth: Use explicit header and body length for L2CAP SKB allocation
When allocating the L2CAP SKB for transmission, provide the upper layers with a clear distinction on what is the header and what is the body portion of the SKB. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/l2cap_core.c')
-rw-r--r--net/bluetooth/l2cap_core.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 3dca282..ac24614 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -2131,7 +2131,7 @@ static inline int l2cap_skbuff_fromiovec(struct l2cap_chan *chan,
count = min_t(unsigned int, conn->mtu, len);
- tmp = chan->ops->alloc_skb(chan, count,
+ tmp = chan->ops->alloc_skb(chan, 0, count,
msg->msg_flags & MSG_DONTWAIT);
if (IS_ERR(tmp))
return PTR_ERR(tmp);
@@ -2166,7 +2166,7 @@ static struct sk_buff *l2cap_create_connless_pdu(struct l2cap_chan *chan,
count = min_t(unsigned int, (conn->mtu - hlen), len);
- skb = chan->ops->alloc_skb(chan, count + hlen,
+ skb = chan->ops->alloc_skb(chan, hlen, count,
msg->msg_flags & MSG_DONTWAIT);
if (IS_ERR(skb))
return skb;
@@ -2197,7 +2197,7 @@ static struct sk_buff *l2cap_create_basic_pdu(struct l2cap_chan *chan,
count = min_t(unsigned int, (conn->mtu - L2CAP_HDR_SIZE), len);
- skb = chan->ops->alloc_skb(chan, count + L2CAP_HDR_SIZE,
+ skb = chan->ops->alloc_skb(chan, L2CAP_HDR_SIZE, count,
msg->msg_flags & MSG_DONTWAIT);
if (IS_ERR(skb))
return skb;
@@ -2239,7 +2239,7 @@ static struct sk_buff *l2cap_create_iframe_pdu(struct l2cap_chan *chan,
count = min_t(unsigned int, (conn->mtu - hlen), len);
- skb = chan->ops->alloc_skb(chan, count + hlen,
+ skb = chan->ops->alloc_skb(chan, hlen, count,
msg->msg_flags & MSG_DONTWAIT);
if (IS_ERR(skb))
return skb;
@@ -2360,7 +2360,7 @@ static struct sk_buff *l2cap_create_le_flowctl_pdu(struct l2cap_chan *chan,
count = min_t(unsigned int, (conn->mtu - hlen), len);
- skb = chan->ops->alloc_skb(chan, count + hlen,
+ skb = chan->ops->alloc_skb(chan, hlen, count,
msg->msg_flags & MSG_DONTWAIT);
if (IS_ERR(skb))
return skb;
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