diff options
| -rw-r--r-- | drivers/isdn/gigaset/i4l.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c index 9b22f9cf2f3..322f16ebc6e 100644 --- a/drivers/isdn/gigaset/i4l.c +++ b/drivers/isdn/gigaset/i4l.c @@ -51,6 +51,12 @@ static int writebuf_from_LL(int driverID, int channel, int ack, return -ENODEV; } bcs = &cs->bcs[channel]; + + /* can only handle linear sk_buffs */ + if (skb_linearize(skb) < 0) { + dev_err(cs->dev, "%s: skb_linearize failed\n", __func__); + return -ENOMEM; + } len = skb->len; gig_dbg(DEBUG_LLDATA, |