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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-03-27 18:55:52 -0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:23 -0700
commitd626f62b11e00c16e81e4308ab93d3f13551812a (patch)
treefac4af6ced853755e12fc709d55f0c2bec51265d /net/bluetooth
parent2a123b86e2b242a4a6db990d2851d45e192f88e5 (diff)
downloadlinux-d626f62b11e00c16e81e4308ab93d3f13551812a.tar.bz2
[SK_BUFF]: Introduce skb_copy_from_linear_data{_offset}
To clearly state the intent of copying from linear sk_buffs, _offset being a overly long variant but interesting for the sake of saving some bytes. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/bnep/core.c2
-rw-r--r--net/bluetooth/cmtp/core.c4
-rw-r--r--net/bluetooth/l2cap.c6
3 files changed, 7 insertions, 5 deletions
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 97156c4abc8d..ab2db55982ca 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -382,7 +382,7 @@ static inline int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
break;
}
- memcpy(__skb_put(nskb, skb->len), skb->data, skb->len);
+ skb_copy_from_linear_data(skb, __skb_put(nskb, skb->len), skb->len);
kfree_skb(skb);
s->stats.rx_packets++;
diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c
index 3933608a9296..66bef1ccee2a 100644
--- a/net/bluetooth/cmtp/core.c
+++ b/net/bluetooth/cmtp/core.c
@@ -124,7 +124,7 @@ static inline void cmtp_add_msgpart(struct cmtp_session *session, int id, const
}
if (skb && (skb->len > 0))
- memcpy(skb_put(nskb, skb->len), skb->data, skb->len);
+ skb_copy_from_linear_data(skb, skb_put(nskb, skb->len), skb->len);
memcpy(skb_put(nskb, count), buf, count);
@@ -256,7 +256,7 @@ static void cmtp_process_transmit(struct cmtp_session *session)
hdr[2] = size >> 8;
}
- memcpy(skb_put(nskb, size), skb->data, size);
+ skb_copy_from_linear_data(skb, skb_put(nskb, size), size);
skb_pull(skb, size);
if (skb->len > 0) {
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 162eab6a4478..a5867879b615 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -2107,7 +2107,8 @@ static int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 fl
if (!(conn->rx_skb = bt_skb_alloc(len, GFP_ATOMIC)))
goto drop;
- memcpy(skb_put(conn->rx_skb, skb->len), skb->data, skb->len);
+ skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len),
+ skb->len);
conn->rx_len = len - skb->len;
} else {
BT_DBG("Cont: frag len %d (expecting %d)", skb->len, conn->rx_len);
@@ -2128,7 +2129,8 @@ static int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 fl
goto drop;
}
- memcpy(skb_put(conn->rx_skb, skb->len), skb->data, skb->len);
+ skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len),
+ skb->len);
conn->rx_len -= skb->len;
if (!conn->rx_len) {