Commit 071dc178 authored by Zhang Qilong's avatar Zhang Qilong Committed by Greg Kroah-Hartman
Browse files

staging: rtl8192u: fix wrong judgement in rtl8192_rx_isr 



The 'EPERM' cannot appear in the previous path, we
should use '-EPERM' to check it. For example:

Call trace:
->rtl8192_rx_isr
    ->usb_submit_urb
       ->usb_hcd_submit_urb
           ->rh_urb_enqueue
	       ->rh_queue_status
	           ->usb_hcd_link_urb_to_ep

Signed-off-by: default avatarZhang Qilong <zhangqilong3@huawei.com>
Link: https://lore.kernel.org/r/20201028122648.47959-1-zhangqilong3@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d1e7550a

drivers/staging/rtl8192u/r8192U_core.c

+1 −1
Original line number Diff line number Diff line
@@ -867,7 +867,7 @@ static void rtl8192_rx_isr(struct urb *urb) 
	urb->context = skb;

	skb_queue_tail(&priv->rx_queue, skb);

	err = usb_submit_urb(urb, GFP_ATOMIC);

	if (err && err != EPERM)

	if (err && err != -EPERM)

		netdev_err(dev,

			   "can not submit rxurb, err is %x, URB status is %x\n",

			   err, urb->status);