From cc1f0f45425d0cca41ad421623f92bebc93a21a9 Mon Sep 17 00:00:00 2001 From: Jason Wang Date: Wed, 30 Jan 2013 19:12:23 +0800 Subject: net: introduce qemu_get_nic() To support multiqueue, this patch introduces a helper qemu_get_nic() to get NICState from a NetClientState. The following patches would refactor this helper to support multiqueue. Signed-off-by: Jason Wang Signed-off-by: Anthony Liguori --- hw/usb/dev-network.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'hw/usb/dev-network.c') diff --git a/hw/usb/dev-network.c b/hw/usb/dev-network.c index a131f9c851..abc6eac591 100644 --- a/hw/usb/dev-network.c +++ b/hw/usb/dev-network.c @@ -1261,7 +1261,7 @@ static void usb_net_handle_data(USBDevice *dev, USBPacket *p) static ssize_t usbnet_receive(NetClientState *nc, const uint8_t *buf, size_t size) { - USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; + USBNetState *s = qemu_get_nic_opaque(nc); uint8_t *in_buf = s->in_buf; size_t total_size = size; @@ -1308,7 +1308,7 @@ static ssize_t usbnet_receive(NetClientState *nc, const uint8_t *buf, size_t siz static int usbnet_can_receive(NetClientState *nc) { - USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; + USBNetState *s = qemu_get_nic_opaque(nc); if (is_rndis(s) && s->rndis_state != RNDIS_DATA_INITIALIZED) { return 1; @@ -1319,7 +1319,7 @@ static int usbnet_can_receive(NetClientState *nc) static void usbnet_cleanup(NetClientState *nc) { - USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; + USBNetState *s = qemu_get_nic_opaque(nc); s->nic = NULL; } -- cgit v1.2.1