drm/fb: fix CONFIG_DRM=m && CONFIG_FB=n

The previous commit to move the parsing into the core drm created a
new situation and a soft dependency on the CONFIG_FB. We really don't
want to make this a hard dependency so just wrap the one place that
actually needs an fb symbol.

Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 207b7ebf8150..c2d32f20e2fb 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -1000,8 +1000,10 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option,
         int i;
         enum drm_connector_force force = DRM_FORCE_UNSPECIFIED;
 
+#ifdef CONFIG_FB
         if (!mode_option)
                 mode_option = fb_mode_option;
+#endif
 
         if (!mode_option) {
                 mode->specified = false;