diff options
| author | Eliad Peller <eliad@wizery.com> | 2010-10-28 21:46:43 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-11-15 13:25:21 -0500 |
| commit | 71125abdf0c297adc00dc5632f0318b2397286f5 (patch) | |
| tree | e24ed86199b36e97365b83ed855390f99cb12073 | |
| parent | f8d9802f66eda9ff14f7667f99a46b31e9a9e273 (diff) | |
| download | linux-71125abdf0c297adc00dc5632f0318b2397286f5.tar.bz2 | |
wl1271: set wl->vif only if add_interface succeeded.
set wl->vif to the newly created interface only after the firmware booted
successfully. on the way - make the function flow more clear.
Signed-off-by: Eliad Peller <eliad@wizery.com>
Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
| -rw-r--r-- | drivers/net/wireless/wl12xx/wl1271_main.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c index c54887c80646..a3a1ebc578a3 100644 --- a/drivers/net/wireless/wl12xx/wl1271_main.c +++ b/drivers/net/wireless/wl12xx/wl1271_main.c @@ -950,18 +950,19 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, struct wiphy *wiphy = hw->wiphy; int retries = WL1271_BOOT_RETRIES; int ret = 0; + bool booted = false; wl1271_debug(DEBUG_MAC80211, "mac80211 add interface type %d mac %pM", vif->type, vif->addr); mutex_lock(&wl->mutex); if (wl->vif) { + wl1271_debug(DEBUG_MAC80211, + "multiple vifs are not supported yet"); ret = -EBUSY; goto out; } - wl->vif = vif; - switch (vif->type) { case NL80211_IFTYPE_STATION: wl->bss_type = BSS_TYPE_STA_BSS; @@ -999,15 +1000,8 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, if (ret < 0) goto irq_disable; - wl->state = WL1271_STATE_ON; - wl1271_info("firmware booted (%s)", wl->chip.fw_ver); - - /* update hw/fw version info in wiphy struct */ - wiphy->hw_version = wl->chip.id; - strncpy(wiphy->fw_version, wl->chip.fw_ver, - sizeof(wiphy->fw_version)); - - goto out; + booted = true; + break; irq_disable: wl1271_disable_interrupts(wl); @@ -1025,8 +1019,21 @@ power_off: wl1271_power_off(wl); } - wl1271_error("firmware boot failed despite %d retries", - WL1271_BOOT_RETRIES); + if (!booted) { + wl1271_error("firmware boot failed despite %d retries", + WL1271_BOOT_RETRIES); + goto out; + } + + wl->vif = vif; + wl->state = WL1271_STATE_ON; + wl1271_info("firmware booted (%s)", wl->chip.fw_ver); + + /* update hw/fw version info in wiphy struct */ + wiphy->hw_version = wl->chip.id; + strncpy(wiphy->fw_version, wl->chip.fw_ver, + sizeof(wiphy->fw_version)); + out: mutex_unlock(&wl->mutex); |