staging: unisys: make visorbus_dev_groups static

visorbus_dev_groups is not referenced outside visorbus_main.c, so it can
be declared static.

Found using sparse.

Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/unisys/visorbus/visorbus_main.c b/drivers/staging/unisys/visorbus/visorbus_main.c
index ac39feb..2309f5f 100644 (file)
--- a/drivers/staging/unisys/visorbus/visorbus_main.c
+++ b/drivers/staging/unisys/visorbus/visorbus_main.c
@@ -96,7 +96,7 @@ static const struct attribute_group visorbus_dev_group = {
        .attrs = visorbus_dev_attrs,
 };
 
-const struct attribute_group *visorbus_dev_groups[] = {
+static const struct attribute_group *visorbus_dev_groups[] = {
        &visorbus_dev_group,
        NULL,
 };