diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/net/netvsc.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/src/drivers/net/netvsc.c b/src/drivers/net/netvsc.c index 8610339d2..0d7708b1b 100644 --- a/src/drivers/net/netvsc.c +++ b/src/drivers/net/netvsc.c @@ -298,15 +298,17 @@ static int netvsc_recv_control ( struct vmbus_device *vmdev, uint64_t xid, * @v xid Transaction ID * @v data Data * @v len Length of data - * @v iobuf I/O buffer, or NULL if allocation failed + * @v list List of I/O buffers * @ret rc Return status code */ static int netvsc_recv_data ( struct vmbus_device *vmdev, uint64_t xid, const void *data, size_t len, - struct io_buffer *iobuf ) { + struct list_head *list ) { struct rndis_device *rndis = vmbus_get_drvdata ( vmdev ); struct netvsc_device *netvsc = rndis->priv; const struct netvsc_rndis_message *msg = data; + struct io_buffer *iobuf; + struct io_buffer *tmp; int rc; /* Sanity check */ @@ -324,21 +326,27 @@ static int netvsc_recv_data ( struct vmbus_device *vmdev, uint64_t xid, goto err_sanity; } - /* Send completion back to host (even if I/O buffer was missing) */ + /* Send completion back to host */ if ( ( rc = vmbus_send_completion ( vmdev, xid, NULL, 0 ) ) != 0 ) { DBGC ( netvsc, "NETVSC %s could not send completion: %s\n", netvsc->name, strerror ( rc ) ); goto err_completion; } - /* Hand off to RNDIS (even if I/O buffer was missing) */ - rndis_rx ( rndis, iob_disown ( iobuf ) ); + /* Hand off to RNDIS */ + list_for_each_entry_safe ( iobuf, tmp, list, list ) { + list_del ( &iobuf->list ); + rndis_rx ( rndis, iob_disown ( iobuf ) ); + } return 0; err_completion: err_sanity: - free_iob ( iobuf ); + list_for_each_entry_safe ( iobuf, tmp, list, list ) { + list_del ( &iobuf->list ); + free_iob ( iobuf ); + } return rc; } |