ChangeSet 1.865.28.11, 2002/12/19 12:11:06-08:00, [EMAIL PROTECTED]
[PATCH] USB cdc-ether: GFP_KERNEL in interrupt
cdc-ether has the same problem as cdc-acm.
- usb_submit_urb() under spinlock or in interrupt must use GFP_ATOMIC
diff -Nru a/drivers/usb/net/cdc-ether.c b/drivers/usb/net/cdc-ether.c
--- a/drivers/usb/net/cdc-ether.c Sun Dec 22 00:39:46 2002
+++ b/drivers/usb/net/cdc-ether.c Sun Dec 22 00:39:46 2002
@@ -132,7 +132,7 @@
// Give this to the USB subsystem so it can tell us
// when more data arrives.
- if ( (res = usb_submit_urb(ether_dev->rx_urb, GFP_KERNEL)) ) {
+ if ( (res = usb_submit_urb(ether_dev->rx_urb, GFP_ATOMIC)) ) {
warn("%s failed submint rx_urb %d", __FUNCTION__, res);
}
@@ -302,7 +302,7 @@
ether_dev->tx_urb->transfer_buffer_length = count;
// Send the URB on its merry way.
- if ((res = usb_submit_urb(ether_dev->tx_urb, GFP_KERNEL))) {
+ if ((res = usb_submit_urb(ether_dev->tx_urb, GFP_ATOMIC))) {
// Hmm... It didn't go. Tell someone...
warn("failed tx_urb %d", res);
// update some stats...
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