diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/usb.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/usb.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index ffcf89fe45e4..2e1e352864bb 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -346,9 +346,14 @@ static int _rtl_usb_init(struct ieee80211_hw *hw) pep_desc->bEndpointAddress, pep_desc->wMaxPacketSize, pep_desc->bInterval); } - if (rtlusb->in_ep_nums < rtlpriv->cfg->usb_interface_cfg->in_ep_num) - return -EINVAL ; - + if (rtlusb->in_ep_nums < rtlpriv->cfg->usb_interface_cfg->in_ep_num) { + pr_err("Too few input end points found\n"); + return -EINVAL; + } + if (rtlusb->out_ep_nums == 0) { + pr_err("No output end points found\n"); + return -EINVAL; + } /* usb endpoint mapping */ err = rtlpriv->cfg->usb_interface_cfg->usb_endpoint_mapping(hw); rtlusb->usb_mq_to_hwq = rtlpriv->cfg->usb_interface_cfg->usb_mq_to_hwq; @@ -357,7 +362,7 @@ static int _rtl_usb_init(struct ieee80211_hw *hw) return err; } -static int _rtl_usb_init_sw(struct ieee80211_hw *hw) +static void rtl_usb_init_sw(struct ieee80211_hw *hw) { struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); @@ -392,7 +397,6 @@ static int _rtl_usb_init_sw(struct ieee80211_hw *hw) /* HIMR_EX - turn all on */ rtlusb->irq_mask[1] = 0xFFFFFFFF; rtlusb->disableHWSM = true; - return 0; } #define __RADIO_TAP_SIZE_RSV 32 @@ -976,7 +980,9 @@ int __devinit rtl_usb_probe(struct usb_interface *intf, } rtlpriv->cfg->ops->init_sw_leds(hw); err = _rtl_usb_init(hw); - err = _rtl_usb_init_sw(hw); + if (err) + goto error_out; + rtl_usb_init_sw(hw); /* Init mac80211 sw */ err = rtl_init_core(hw); if (err) { |