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cache the pipe before the container is put in the free list (and can change)

This commit is contained in:
christos 2013-02-05 18:15:04 +00:00
parent 94fc27fa52
commit 6c1a7eac77
1 changed files with 4 additions and 3 deletions
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7
sys/dev/usb/if_urtwn.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_urtwn.c,v 1.19 2013/01/28 23:46:33 christos Exp $ */
/* $NetBSD: if_urtwn.c,v 1.20 2013/02/05 18:15:04 christos Exp $ */
/* $OpenBSD: if_urtwn.c,v 1.20 2011/11/26 06:39:33 ckuethe Exp $ */
/*-
@ -22,7 +22,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_urtwn.c,v 1.19 2013/01/28 23:46:33 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_urtwn.c,v 1.20 2013/02/05 18:15:04 christos Exp $");
#ifdef _KERNEL_OPT
#include "opt_inet.h"
@ -2117,6 +2117,7 @@ urtwn_txeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
struct urtwn_tx_data *data = priv;
struct urtwn_softc *sc = data->sc;
struct ifnet *ifp = &sc->sc_if;
usbd_pipe_handle pipe = data->pipe;
int s;
DPRINTFN(DBG_FN|DBG_TX, ("%s: %s: status=%d\n",
@ -2135,7 +2136,7 @@ urtwn_txeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
if (__predict_false(status != USBD_NORMAL_COMPLETION)) {
if (status != USBD_NOT_STARTED && status != USBD_CANCELLED) {
if (status == USBD_STALLED)
usbd_clear_endpoint_stall_async(data->pipe);
usbd_clear_endpoint_stall_async(pipe);
ifp->if_oerrors++;
}
splx(s);