[PATCH -next] drm/ast: make ast_modeset static

[ruanjinjie]

The symbol is not used outside of the file, so mark it static.

Fixes the following warning:

drivers/gpu/drm/ast/ast_drv.c:42:5: warning: symbol 'ast_modeset'
was not declared. Should it be static?

Signed-off-by: ruanjinjie <ruanjinjie@xxxxxxxxxx>
---
 drivers/gpu/drm/ast/ast_drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
index 760b27971557..b9392f31e629 100644
--- a/drivers/gpu/drm/ast/ast_drv.c
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -39,7 +39,7 @@
 
 #include "ast_drv.h"
 
-int ast_modeset = -1;
+static int ast_modeset = -1;
 
 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
 module_param_named(modeset, ast_modeset, int, 0400);
-- 
2.25.1