diff options
| author | Jukka Rissanen <jukka.rissanen@linux.intel.com> | 2014-09-29 11:55:46 +0400 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2014-09-29 12:10:02 +0400 |
| commit | 59790aa2873cb3c32db02c777f08eb19faccf5fa (patch) | |
| tree | 724b9fd123e4917332d6ec0682d17720ea1f3bbd /net/bluetooth/6lowpan.c | |
| parent | 565766b087a6d6ff257f5b79c8ceda0188c9169f (diff) | |
| download | linux-59790aa2873cb3c32db02c777f08eb19faccf5fa.tar.xz | |
Bluetooth: 6lowpan: Make sure skb exists before accessing it
We need to make sure that the saved skb exists when
resuming or suspending a CoC channel. This can happen if
initial credits is 0 when channel is connected.
Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth/6lowpan.c')
| -rw-r--r-- | net/bluetooth/6lowpan.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c index 0920cb6ed572..5d3e6202da3d 100644 --- a/net/bluetooth/6lowpan.c +++ b/net/bluetooth/6lowpan.c @@ -950,6 +950,9 @@ static void chan_suspend_cb(struct l2cap_chan *chan) BT_DBG("chan %p conn %p skb %p", chan, chan->conn, skb); + if (!skb) + return; + lowpan_cb(skb)->status = -EAGAIN; } @@ -959,6 +962,9 @@ static void chan_resume_cb(struct l2cap_chan *chan) BT_DBG("chan %p conn %p skb %p", chan, chan->conn, skb); + if (!skb) + return; + lowpan_cb(skb)->status = 0; } |