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path: root/drivers/gpu/drm/drm_fb_helper.c
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Diffstat (limited to 'drivers/gpu/drm/drm_fb_helper.c')
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index e812babe2122..515b838006d2 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -908,8 +908,13 @@ int drm_fb_helper_single_fb_probe(struct drm_device *dev,
if (new_fb) {
info->var.pixclock = 0;
- if (register_framebuffer(info) < 0)
+ ret = fb_alloc_cmap(&info->cmap, crtc->gamma_size, 0);
+ if (ret)
+ return ret;
+ if (register_framebuffer(info) < 0) {
+ fb_dealloc_cmap(&info->cmap);
return -EINVAL;
+ }
} else {
drm_fb_helper_set_par(info);
}
@@ -939,6 +944,7 @@ void drm_fb_helper_free(struct drm_fb_helper *helper)
unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
}
drm_fb_helper_crtc_free(helper);
+ fb_dealloc_cmap(&helper->fb->fbdev->cmap);
}
EXPORT_SYMBOL(drm_fb_helper_free);