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authorRémi Denis-Courmont <remi.denis-courmont@nokia.com>2010-01-04 05:02:47 +0300
committerDavid S. Miller <davem@davemloft.net>2010-01-07 11:24:54 +0300
commitfc6a110754476362f9f4fa3199a637f2331c5993 (patch)
tree2b1457da4758751121ec396767e200dc2a28c2ed /net/phonet/pep.c
parentf6de7acc42de909ccc7f00916ddb4d2064f42b67 (diff)
downloadlinux-fc6a110754476362f9f4fa3199a637f2331c5993.tar.xz
Phonet: zero-copy aligned GPRS RX
Newer Nokia cellular modems can use aligned payload for their GPRS pipe. Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/phonet/pep.c')
-rw-r--r--net/phonet/pep.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/phonet/pep.c b/net/phonet/pep.c
index b6356f3832f6..e23e30907d34 100644
--- a/net/phonet/pep.c
+++ b/net/phonet/pep.c
@@ -354,6 +354,9 @@ static int pipe_do_rcv(struct sock *sk, struct sk_buff *skb)
queue = &pn->ctrlreq_queue;
goto queue;
+ case PNS_PIPE_ALIGNED_DATA:
+ __skb_pull(skb, 1);
+ /* fall through */
case PNS_PIPE_DATA:
__skb_pull(skb, 3); /* Pipe data header */
if (!pn_flow_safe(pn->rx_fc)) {