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net: wireless: realtek: rtlwifi: usb: don't print error when allocating urb fails 

kmalloc will print enough information in case of failure.

Signed-off-by: Wolfram Sang <wsa-dev@sang-engineering.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wolfram Sang 2016-08-11 23:13:08 +02:00 committed by David S. Miller
parent dbea99d6d9
commit eb36333896
1 changed files with 1 additions and 7 deletions
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8
drivers/net/wireless/realtek/rtlwifi/usb.c
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@ -739,11 +739,8 @@ static int _rtl_usb_receive(struct ieee80211_hw *hw)
for (i = 0; i < rtlusb->rx_urb_num; i++) {
err = -ENOMEM;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Failed to alloc URB!!\n");
if (!urb)
goto err_out;
}
err = _rtl_prep_rx_urb(hw, rtlusb, urb, GFP_KERNEL);
if (err < 0) {
@ -907,15 +904,12 @@ static void _rtl_tx_complete(struct urb *urb)
static struct urb *_rtl_usb_tx_urb_setup(struct ieee80211_hw *hw,
struct sk_buff *skb, u32 ep_num)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
struct urb *_urb;
WARN_ON(NULL == skb);
_urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!_urb) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Can't allocate URB for bulk out!\n");
kfree_skb(skb);
return NULL;
}