util: vfio-helpers: use ARRAY_SIZE in qemu_vfio_init_pci()

Cc: qemu-trivial@nongnu.org
Signed-off-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <1543571638-2892-1-git-send-email-liq3ea@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c
index cccc9cd42e128688ae4e2d7031956aec3c78c0ff..342d4a22859255d3213939a319c092c9a54e20c7 100644 (file)
--- a/util/vfio-helpers.c
+++ b/util/vfio-helpers.c
@@ -348,7 +348,7 @@ static int qemu_vfio_init_pci(QEMUVFIOState *s, const char *device,
         goto fail;
     }
 
-    for (i = 0; i < 6; i++) {
+    for (i = 0; i < ARRAY_SIZE(s->bar_region_info); i++) {
         ret = qemu_vfio_pci_init_bar(s, i, errp);
         if (ret) {
             goto fail;