hw/net/can: Make CanBusClientInfo::can_receive() return a boolean

The CanBusClientInfo::can_receive handler return whether the
device can or can not receive new frames. Make it obvious by
returning a boolean type.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hw/net/allwinner-sun8i-emac.c b/hw/net/allwinner-sun8i-emac.c
index 3fc5e34640..033eaa85bf 100644
--- a/hw/net/allwinner-sun8i-emac.c
+++ b/hw/net/allwinner-sun8i-emac.c
@@ -395,7 +395,7 @@ static void allwinner_sun8i_emac_flush_desc(FrameDescriptor *desc,
     cpu_physical_memory_write(phys_addr, desc, sizeof(*desc));
 }
 
-static int allwinner_sun8i_emac_can_receive(NetClientState *nc)
+static bool allwinner_sun8i_emac_can_receive(NetClientState *nc)
 {
     AwSun8iEmacState *s = qemu_get_nic_opaque(nc);
     FrameDescriptor desc;