From: Arend van Spriel Date: Fri, 5 Apr 2013 08:57:47 +0000 (+0200) Subject: brcmfmac: remove use of unconditional access of struct wireless_dev::netdev X-Git-Tag: firefly_0821_release~3680^2~478^2~21^2^2~126 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7fa2e3529c51f1c3590964c1746cc48d04cbc0ab;p=firefly-linux-kernel-4.4.55.git brcmfmac: remove use of unconditional access of struct wireless_dev::netdev With the introduction of the P2P_DEVICE interface type an instance of struct wireless_dev does not always have a netdev assigned to it. Better use container_of() construct to obtain internal structure and go from there. Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Piotr Haber Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index beba7f69577b..56359e3e7eb6 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -3868,13 +3868,13 @@ brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy, struct wireless_dev *wdev, u16 frame_type, bool reg) { - struct brcmf_if *ifp = netdev_priv(wdev->netdev); - struct brcmf_cfg80211_vif *vif = ifp->vif; + struct brcmf_cfg80211_vif *vif; u16 mgmt_type; brcmf_dbg(TRACE, "Enter, frame_type %04x, reg=%d\n", frame_type, reg); mgmt_type = (frame_type & IEEE80211_FCTL_STYPE) >> 4; + vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); if (reg) vif->mgmt_rx_reg |= BIT(mgmt_type); else @@ -3890,7 +3890,6 @@ brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); const struct ieee80211_mgmt *mgmt; - struct brcmf_if *ifp; struct brcmf_cfg80211_vif *vif; s32 err = 0; s32 ie_offset; @@ -3926,8 +3925,7 @@ brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, ie_offset = DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_FIXED_LEN; ie_len = len - ie_offset; - ifp = netdev_priv(wdev->netdev); - vif = ifp->vif; + vif = container_of(wdev, struct brcmf_cfg80211_vif, wdev); if (vif == cfg->p2p.bss_idx[P2PAPI_BSSCFG_PRIMARY].vif) vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif; err = brcmf_vif_set_mgmt_ie(vif, @@ -3962,7 +3960,7 @@ brcmf_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, *cookie, le16_to_cpu(action_frame->len), chan->center_freq); - ack = brcmf_p2p_send_action_frame(cfg, wdev->netdev, + ack = brcmf_p2p_send_action_frame(cfg, cfg_to_ndev(cfg), af_params); cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, ack,