FWIW, driver fixes like this come to me rather than Johannes...
On Wed, Jun 19, 2013 at 01:35:31PM +0200, Antonio Quartulli wrote:
> From: Antonio Quartulli <antonio@xxxxxxxxxxxxx>
>
> Do not unconditionally access the chan variable in
> brcmf_cfg80211_mgmt_tx() as it may be NULL.
> Use freq instead.
>
> Introduced by c2ff8cad64233b539c71a27e2a6e324001143ef0
> ("brcm80211: make mgmt_tx in brcmfmac accept a NULL channel")
>
> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Signed-off-by: Antonio Quartulli <antonio@xxxxxxxxxxxxx>
> ---
> drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
> index 8bd256b..d316d62 100644
> --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
> +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
> @@ -3985,8 +3985,7 @@ brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
> le16_to_cpu(action_frame->len));
>
> brcmf_dbg(TRACE, "Action frame, cookie=%lld, len=%d, freq=%d\n",
> - *cookie, le16_to_cpu(action_frame->len),
> - chan->center_freq);
> + *cookie, le16_to_cpu(action_frame->len), freq);
>
> ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg),
> af_params);
> --
> 1.8.1.5
>
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