[ 3.5.y.z extended stable ] Patch "drm/radeon: Calling object_unrefer() when creating fb" has been added to staging queue

Herton Ronaldo Krzesinski herton.krzesinski at canonical.com
Tue Feb 12 21:18:39 UTC 2013

This is a note to let you know that I have just added a patch titled

    drm/radeon: Calling object_unrefer() when creating fb

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:


If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see



>From 3ee7acbc5840ccddc654b896c04cee41198a0e04 Mon Sep 17 00:00:00 2001
From: liu chuansheng <chuansheng.liu at intel.com>
Date: Thu, 31 Jan 2013 22:13:00 +0800
Subject: [PATCH] drm/radeon: Calling object_unrefer() when creating fb

commit f2d68cf4daa4de97d400d94836b907e35228e54f upstream.

When kzalloc() failed in radeon_user_framebuffer_create(), need to
call object_unreference() to match the object_reference().

Signed-off-by: liu chuansheng <chuansheng.liu at intel.com>
Signed-off-by: xueminsu <xuemin.su at intel.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski at canonical.com>
 drivers/gpu/drm/radeon/radeon_display.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 4ea672e..70eb18a 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1111,8 +1111,10 @@ radeon_user_framebuffer_create(struct drm_device *dev,

 	radeon_fb = kzalloc(sizeof(*radeon_fb), GFP_KERNEL);
-	if (radeon_fb == NULL)
+	if (radeon_fb == NULL) {
+		drm_gem_object_unreference_unlocked(obj);
 		return ERR_PTR(-ENOMEM);
+	}

 	ret = radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj);
 	if (ret) {

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