[PATCH] drm/ast: Return value when do not get edid

From: "Ainux.Wang" ainux.wang@gmail.com

There is should a status when do not get edid.

Signed-off-by: Ainux.Wang ainux.wang@gmail.com --- drivers/gpu/drm/ast/ast_mode.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index e5996ae03c49..05df48b3d223 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -1231,8 +1231,10 @@ static int ast_get_modes(struct drm_connector *connector) ret = drm_add_edid_modes(connector, edid); kfree(edid); return ret; - } else + } else { drm_connector_update_edid_property(&ast_connector->base, NULL); + return -ENXIO; + } return 0; }