net: change vnet-hdr TAP prototypes

The tap_has_vnet_hdr() and tap_has_vnet_hdr_len() functions used
to return int, even though they only return true/false values.
This patch changes the prototypes to return bool.

Signed-off-by: Vincenzo Maffione <v.maffione@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

2 files changed, 7 insertions, 7 deletions

diff --git a/net/tap-win32.c b/net/tap-win32.c
index 91e9e844a0..edf26c4720 100644
--- a/net/tap-win32.c
+++ b/net/tap-win32.c
@@ -727,9 +727,9 @@ bool tap_has_ufo(NetClientState *nc)
     return false;
 }
 
-int tap_has_vnet_hdr(NetClientState *nc)
+bool tap_has_vnet_hdr(NetClientState *nc)
 {
-    return 0;
+    return false;
 }
 
 int tap_probe_vnet_hdr_len(int fd, int len)
@@ -755,9 +755,9 @@ struct vhost_net *tap_get_vhost_net(NetClientState *nc)
     return NULL;
 }
 
-int tap_has_vnet_hdr_len(NetClientState *nc, int len)
+bool tap_has_vnet_hdr_len(NetClientState *nc, int len)
 {
-    return 0;
+    return false;
 }
 
 void tap_set_vnet_hdr_len(NetClientState *nc, int len)
diff --git a/net/tap.c b/net/tap.c
index 39c1cda3e4..c805f3cdc9 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -219,7 +219,7 @@ bool tap_has_ufo(NetClientState *nc)
     return s->has_ufo;
 }
 
-int tap_has_vnet_hdr(NetClientState *nc)
+bool tap_has_vnet_hdr(NetClientState *nc)
 {
     TAPState *s = DO_UPCAST(TAPState, nc, nc);
 
@@ -228,13 +228,13 @@ int tap_has_vnet_hdr(NetClientState *nc)
     return !!s->host_vnet_hdr_len;
 }
 
-int tap_has_vnet_hdr_len(NetClientState *nc, int len)
+bool tap_has_vnet_hdr_len(NetClientState *nc, int len)
 {
     TAPState *s = DO_UPCAST(TAPState, nc, nc);
 
     assert(nc->info->type == NET_CLIENT_OPTIONS_KIND_TAP);
 
-    return tap_probe_vnet_hdr_len(s->fd, len);
+    return !!tap_probe_vnet_hdr_len(s->fd, len);
 }
 
 void tap_set_vnet_hdr_len(NetClientState *nc, int len)