diff options
Diffstat (limited to 'drivers/net/wireless/iwlegacy/iwl-core.c')
| -rw-r--r-- | drivers/net/wireless/iwlegacy/iwl-core.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c index d418b647be80..7007d61bb6b5 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.c +++ b/drivers/net/wireless/iwlegacy/iwl-core.c @@ -1030,7 +1030,7 @@ int iwl_legacy_apm_init(struct iwl_priv *priv) /* * Enable HAP INTA (interrupt from management bus) to * wake device's PCI Express link L1a -> L0s - * NOTE: This is no-op for 3945 (non-existant bit) + * NOTE: This is no-op for 3945 (non-existent bit) */ iwl_legacy_set_bit(priv, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A); @@ -1805,6 +1805,15 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); + if (!ctx->vif || !iwl_legacy_is_ready_rf(priv)) { + /* + * Huh? But wait ... this can maybe happen when + * we're in the middle of a firmware restart! + */ + err = -EBUSY; + goto out; + } + interface_modes = ctx->interface_modes | ctx->exclusive_interface_modes; if (!(interface_modes & BIT(newtype))) { @@ -1832,6 +1841,7 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw, /* success */ iwl_legacy_teardown_interface(priv, vif, true); vif->type = newtype; + vif->p2p = newp2p; err = iwl_legacy_setup_interface(priv, ctx); WARN_ON(err); /* |