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mac80211: convert ops checks to WARN_ON 

There's no need to BUG_ON when a driver registers
invalid operations, warn and return an error.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-07-26 14:42:10 +02:00
parent 9b86487043
commit c0af07340a
1 changed files with 5 additions and 7 deletions
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12
net/mac80211/main.c
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@ -545,6 +545,11 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
int priv_size, i;
struct wiphy *wiphy;
if (WARN_ON(!ops->tx || !ops->start || !ops->stop || !ops->config ||
!ops->add_interface || !ops->remove_interface ||
!ops->configure_filter))
return NULL;
if (WARN_ON(ops->sta_state && (ops->sta_add || ops->sta_remove)))
return NULL;
@ -597,13 +602,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN);
BUG_ON(!ops->tx);
BUG_ON(!ops->start);
BUG_ON(!ops->stop);
BUG_ON(!ops->config);
BUG_ON(!ops->add_interface);
BUG_ON(!ops->remove_interface);
BUG_ON(!ops->configure_filter);
local->ops = ops;
/* set up some defaults */