From: Zhang Qilong <zhangqilong3@xxxxxxxxxx>
[ Upstream commit 071dc1787a2f8bb636f864c1f306280deea3b1d5 ]
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: Zhang Qilong <zhangqilong3@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20201028122648.47959-1-zhangqilong3@xxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/staging/rtl8192u/r8192U_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index b5941ae410d9a..fbeee8654781d 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -967,7 +967,7 @@ 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);
--
2.27.0
