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* [merged] drm-radeon-kms-fix-memory-leak-in-radeon_driver_load_kms.patch removed from -mm tree
@ 2009-08-06 20:31 akpm
  0 siblings, 0 replies; only message in thread
From: akpm @ 2009-08-06 20:31 UTC (permalink / raw)
  To: dfeng, mm-commits


The patch titled
     drm/radeon/kms: fix memory leak in radeon_driver_load_kms
has been removed from the -mm tree.  Its filename was
     drm-radeon-kms-fix-memory-leak-in-radeon_driver_load_kms.patch

This patch was dropped because it was merged into mainline or a subsystem tree

The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/

------------------------------------------------------
Subject: drm/radeon/kms: fix memory leak in radeon_driver_load_kms
From: Xiaotian Feng <dfeng@redhat.com>

Fix the following kmemleak report:

unreferenced object 0xffff88022cb53000 (size 4096):
  comm "work_for_cpu", pid 97, jiffies 4294672345
  backtrace:
    [<ffffffff810eb222>] create_object+0x19f/0x2a0
    [<ffffffff810eb422>] kmemleak_alloc+0x26/0x4c
    [<ffffffff810e363f>] __kmalloc+0x187/0x1b0
    [<ffffffffa005f3db>] kzalloc.clone.0+0x13/0x15 [radeon]
    [<ffffffffa005f403>] radeon_driver_load_kms+0x26/0xe1 [radeon]
    [<ffffffffa0017432>] drm_get_dev+0x37f/0x480 [drm]
    [<ffffffffa007f424>] radeon_pci_probe+0x15/0x269 [radeon]
    [<ffffffff811f8779>] local_pci_probe+0x17/0x1b
    [<ffffffff8105ffbb>] do_work_for_cpu+0x18/0x2a
    [<ffffffff81063c38>] kthread+0x8a/0x92
    [<ffffffff81012cba>] child_rip+0xa/0x20
    [<ffffffffffffffff>] 0xffffffffffffffff

Signed-off-by: Xiaotian Feng <dfeng@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/gpu/drm/radeon/radeon_kms.c |    2 ++
 1 file changed, 2 insertions(+)

diff -puN drivers/gpu/drm/radeon/radeon_kms.c~drm-radeon-kms-fix-memory-leak-in-radeon_driver_load_kms drivers/gpu/drm/radeon/radeon_kms.c
--- a/drivers/gpu/drm/radeon/radeon_kms.c~drm-radeon-kms-fix-memory-leak-in-radeon_driver_load_kms
+++ a/drivers/gpu/drm/radeon/radeon_kms.c
@@ -58,6 +58,8 @@ int radeon_driver_load_kms(struct drm_de
 	if (r) {
 		DRM_ERROR("Failed to initialize radeon, disabling IOCTL\n");
 		radeon_device_fini(rdev);
+		kfree(rdev);
+		dev->dev_private = NULL;
 		return r;
 	}
 	return 0;
_

Patches currently in -mm which might be from dfeng@redhat.com are

origin.patch
linux-next.patch
documentation-update-stale-definition-of-file-nr-in-fstxt.patch
cgroups-make-unlock-sequence-in-cgroup_get_sb-consistent.patch


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2009-08-06 20:31 [merged] drm-radeon-kms-fix-memory-leak-in-radeon_driver_load_kms.patch removed from -mm tree akpm

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