hw/net: Make NetCanReceive() return a boolean

The NetCanReceive handler return whether the device can or
can not receive new packets. Make it obvious by returning
a boolean type.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
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/include/net/net.h b/include/net/net.h
index 094e966af9..39085d9444 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -42,7 +42,7 @@ typedef struct NICConf {
 /* Net clients */
 
 typedef void (NetPoll)(NetClientState *, bool enable);
-typedef int (NetCanReceive)(NetClientState *);
+typedef bool (NetCanReceive)(NetClientState *);
 typedef ssize_t (NetReceive)(NetClientState *, const uint8_t *, size_t);
 typedef ssize_t (NetReceiveIOV)(NetClientState *, const struct iovec *, int);
 typedef void (NetCleanup) (NetClientState *);