priv->tx_hdr_len is set by the driver _after_ it called p54_init_common. While this isn't much a problem for any PCI or ISL3887 cards/sticks, because they don't need any extra header and therefore tx_hdr_len is zero for them... Signed-off-by: Christian Lamparter <chunkeey@xxxxxx> --- Larry, do you have any comments? Because this series will eventually go to stable@xxxxxxxxxx too... --- diff -Nurp a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c --- a/drivers/net/wireless/p54/p54common.c 2008-08-13 20:50:03.000000000 +0200 +++ b/drivers/net/wireless/p54/p54common.c 2008-08-13 20:55:42.000000000 +0200 @@ -834,10 +834,21 @@ static int p54_start(struct ieee80211_hw struct p54_common *priv = dev->priv; int err; + if (!priv->cached_vdcf) { + priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf)+ + priv->tx_hdr_len + sizeof(struct p54_control_hdr), + GFP_KERNEL); + + if (!priv->cached_vdcf) + return -ENOMEM; + } + err = priv->open(dev); if (!err) priv->mode = IEEE80211_IF_TYPE_MNTR; + p54_init_vdcf(dev); + return err; } @@ -1017,15 +1028,6 @@ struct ieee80211_hw *p54_init_common(siz dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 + sizeof(struct p54_tx_control_allocdata); - priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf) + - priv->tx_hdr_len + sizeof(struct p54_control_hdr), GFP_KERNEL); - - if (!priv->cached_vdcf) { - ieee80211_free_hw(dev); - return NULL; - } - - p54_init_vdcf(dev); mutex_init(&priv->conf_mutex); return dev; -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html