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-rw-r--r--drivers/gpu/drm/drm_edid.c4
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c13
-rw-r--r--drivers/gpu/drm/drm_pci.c2
3 files changed, 9 insertions, 10 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 4f4d3408a30a..d4e3f9d9370f 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -2590,6 +2590,9 @@ drm_display_mode_from_vic_index(struct drm_connector *connector,
return NULL;
newmode = drm_mode_duplicate(dev, &edid_cea_modes[cea_mode]);
+ if (!newmode)
+ return NULL;
+
newmode->vrefresh = 0;
return newmode;
@@ -3611,6 +3614,7 @@ drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
frame->active_aspect = HDMI_ACTIVE_ASPECT_PICTURE;
+ frame->scan_mode = HDMI_SCAN_MODE_UNDERSCAN;
return 0;
}
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 060d25aa46fa..87876198801d 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -516,6 +516,9 @@ int drm_fb_helper_init(struct drm_device *dev,
struct drm_crtc *crtc;
int i;
+ if (!max_conn_count)
+ return -EINVAL;
+
fb_helper->dev = dev;
INIT_LIST_HEAD(&fb_helper->kernel_fb_list);
@@ -809,8 +812,6 @@ int drm_fb_helper_set_par(struct fb_info *info)
struct drm_fb_helper *fb_helper = info->par;
struct drm_device *dev = fb_helper->dev;
struct fb_var_screeninfo *var = &info->var;
- int ret;
- int i;
if (var->pixclock != 0) {
DRM_ERROR("PIXEL CLOCK SET\n");
@@ -818,13 +819,7 @@ int drm_fb_helper_set_par(struct fb_info *info)
}
drm_modeset_lock_all(dev);
- for (i = 0; i < fb_helper->crtc_count; i++) {
- ret = drm_mode_set_config_internal(&fb_helper->crtc_info[i].mode_set);
- if (ret) {
- drm_modeset_unlock_all(dev);
- return ret;
- }
- }
+ drm_fb_helper_restore_fbdev_mode(fb_helper);
drm_modeset_unlock_all(dev);
if (fb_helper->delayed_hotplug) {
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 9ded847b05b4..9c696a5ad74d 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -468,8 +468,8 @@ void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver)
} else {
list_for_each_entry_safe(dev, tmp, &driver->legacy_dev_list,
legacy_dev_list) {
- drm_put_dev(dev);
list_del(&dev->legacy_dev_list);
+ drm_put_dev(dev);
}
}
DRM_INFO("Module unloaded\n");

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