From 8fcb6c4748822f8f594536e47b9b0701b6c33e7a Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Tue, 19 Feb 2013 11:18:04 +0100 Subject: [PATCH] drm/cma-helper: fixup compilation /me grabs a few brown paper bags So it looks like I've broken compilation in commit 6aed8ec3f76a22217c9ae183d32b1aa990bed069 Author: Daniel Vetter Date: Sun Jan 20 17:32:21 2013 +0100 drm: review locking for drm_fb_helper_restore_fbdev_mode Fix it up again. v2: Only deref fbdev_cma once we're sure it's non-NULL, noticed by Thierry Reding. Reported-by: Wu Fengguang Signed-off-by: Daniel Vetter Reviewed-by: Thierry Reding Signed-off-by: Dave Airlie --- drivers/gpu/drm/drm_fb_cma_helper.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c index e851658f87d5..1c8549dae99a 100644 --- a/drivers/gpu/drm/drm_fb_cma_helper.c +++ b/drivers/gpu/drm/drm_fb_cma_helper.c @@ -377,10 +377,13 @@ EXPORT_SYMBOL_GPL(drm_fbdev_cma_fini); */ void drm_fbdev_cma_restore_mode(struct drm_fbdev_cma *fbdev_cma) { - drm_modeset_lock_all(dev); - if (fbdev_cma) + if (fbdev_cma) { + struct drm_device *dev = fbdev_cma->fb_helper.dev; + + drm_modeset_lock_all(dev); drm_fb_helper_restore_fbdev_mode(&fbdev_cma->fb_helper); - drm_modeset_unlock_all(dev); + drm_modeset_unlock_all(dev); + } } EXPORT_SYMBOL_GPL(drm_fbdev_cma_restore_mode);