diff options
| author |   Arend van Spriel <arend@broadcom.com> | 2012-07-03 20:46:02 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2012-07-09 16:36:35 -0400 |
| commit | 32c336a5dfd16b4645c8a0dbc534efd02f079e02 (patch) | |
| tree | 37479eed85d14dd9d85c226dd4b65ea68fb297ec /drivers/net/wireless | |
| parent | ath9k: enable support for AR9550 (diff) | |
| download | linux-dev-32c336a5dfd16b4645c8a0dbc534efd02f079e02.tar.xz linux-dev-32c336a5dfd16b4645c8a0dbc534efd02f079e02.zip | |
brcmsmac: fix brcms_c_regd_init() which crashed after 11ad patch
This patch fixes an OOPS in brcmsmac driver, which was introduced
by the 11ad patch 'cfg80211: add 802.11ad (60gHz band) support'.
The value IEEE80211_NUM_BANDS increased, which was used in the
brcms_c_regd_init() function.
Cc: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Cc: Johannes Berg <johannes.berg@intel.com>
Acked-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmsmac/channel.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/channel.c b/drivers/net/wireless/brcm80211/brcmsmac/channel.c index 2d365d3486df..9a4c63f927cb 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/channel.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/channel.c @@ -763,20 +763,17 @@ void brcms_c_regd_init(struct brcms_c_info *wlc) int band_idx, i; /* Disable any channels not supported by the phy */ - for (band_idx = 0; band_idx < IEEE80211_NUM_BANDS; band_idx++) { - if (band_idx == IEEE80211_BAND_2GHZ) - band = wlc->bandstate[BAND_2G_INDEX]; - else - band = wlc->bandstate[BAND_5G_INDEX]; - - /* skip if band not initialized */ - if (band->pi == NULL) - continue; + for (band_idx = 0; band_idx < wlc->pub->_nbands; band_idx++) { + band = wlc->bandstate[band_idx]; wlc_phy_chanspec_band_validch(band->pi, band->bandtype, &sup_chan); - sband = wiphy->bands[band_idx]; + if (band_idx == BAND_2G_INDEX) + sband = wiphy->bands[IEEE80211_BAND_2GHZ]; + else + sband = wiphy->bands[IEEE80211_BAND_5GHZ]; + for (i = 0; i < sband->n_channels; i++) { ch = &sband->channels[i]; if (!isset(sup_chan.vec, ch->hw_value)) |