Bluetooth: Fix log spamming in btusb due to autosuspend

If a device is autosuspended an inability to resubmit URBs is
to be expected. Check the error code and only log real errors.
(Now that autosuspend is default enabled for btusb, those log
messages were happening all the time e.g. with a BT mouse)

Signed-off-by: Stefan Seyfried <seife+kernel@b1-systems.com>
Signed-off-by: Oliver Neukum <oneukum@suse.de>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ab3894f742c3002a90a98b89f116ab30c75cdb28..d323c1a8ecbb55cd0da239b4129bd8b1c3a7894f 100644 (file)
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -239,7 +239,8 @@ static void btusb_intr_complete(struct urb *urb)
 
        err = usb_submit_urb(urb, GFP_ATOMIC);
        if (err < 0) {
-               BT_ERR("%s urb %p failed to resubmit (%d)",
+               if (err != -EPERM)
+                       BT_ERR("%s urb %p failed to resubmit (%d)",
                                                hdev->name, urb, -err);
                usb_unanchor_urb(urb);
        }
@@ -323,7 +324,8 @@ static void btusb_bulk_complete(struct urb *urb)
 
        err = usb_submit_urb(urb, GFP_ATOMIC);
        if (err < 0) {
-               BT_ERR("%s urb %p failed to resubmit (%d)",
+               if (err != -EPERM)
+                       BT_ERR("%s urb %p failed to resubmit (%d)",
                                                hdev->name, urb, -err);
                usb_unanchor_urb(urb);
        }
@@ -412,7 +414,8 @@ static void btusb_isoc_complete(struct urb *urb)
 
        err = usb_submit_urb(urb, GFP_ATOMIC);
        if (err < 0) {
-               BT_ERR("%s urb %p failed to resubmit (%d)",
+               if (err != -EPERM)
+                       BT_ERR("%s urb %p failed to resubmit (%d)",
                                                hdev->name, urb, -err);
                usb_unanchor_urb(urb);
        }