vfio/mdev: add static modifier to add_mdev_supported_type

Set add_mdev_supported_type as static since it is only used within
mdev_sysfs.c.  This fixes -Wmissing-prototypes gcc warning.

Signed-off-by: Paolo Cretaro <paolocretaro@gmail.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/vfio/mdev/mdev_sysfs.c b/drivers/vfio/mdev/mdev_sysfs.c
index 249472f05509..ce5dd219f2c8 100644
--- a/drivers/vfio/mdev/mdev_sysfs.c
+++ b/drivers/vfio/mdev/mdev_sysfs.c
@@ -92,8 +92,8 @@ static struct kobj_type mdev_type_ktype = {
         .release = mdev_type_release,
 };
 
-struct mdev_type *add_mdev_supported_type(struct mdev_parent *parent,
-                                          struct attribute_group *group)
+static struct mdev_type *add_mdev_supported_type(struct mdev_parent *parent,
+                                                 struct attribute_group *group)
 {
         struct mdev_type *type;
         int ret;