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If chan is NULL, don't derefrence it.

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The bluetooth setup code actually does a channel lookup during setup,
even though we haven't yet programmed in a channel. Sigh.

Tested:

* WB225 (AR9485) + bluetooth
This commit is contained in:
Adrian Chadd 2013-06-14 06:14:49 +00:00
parent ebe0102309
commit 94d5d4ada1
1 changed files with 5 additions and 0 deletions
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5
sys/contrib/dev/ath/ath_hal/ar9300/ar9300_reset.c
View file

@ -778,6 +778,11 @@ ar9300_set_delta_slope(struct ath_hal *ah, struct ieee80211_channel *chan)
HAL_CHANNEL_INTERNAL *
ar9300_check_chan(struct ath_hal *ah, const struct ieee80211_channel *chan)
{
if (chan == NULL) {
return AH_NULL;
}
if ((IS(chan, CHAN_2GHZ) ^ IS(chan, CHAN_5GHZ)) == 0) {
HALDEBUG(ah, HAL_DEBUG_CHANNEL,
"%s: invalid channel %u/0x%x; not marked as 2GHz or 5GHz\n",