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authorSebastian Biemueller <sebastian.biemueller@amd.com>2012-02-29 20:04:52 +0400
committerDave Airlie <airlied@redhat.com>2012-02-29 21:47:57 +0400
commit108b0d348302be2b2f846bc8a8115f5b099a6196 (patch)
tree206d8613c6eb6740fe13f0d80eb090c8b57473de /drivers
parent1404547f3a32ffc154dbf6aa30f966f0d2abafb7 (diff)
downloadlinux-108b0d348302be2b2f846bc8a8115f5b099a6196.tar.xz
drm/radeon/kms/vm: fix possible bug in radeon_vm_bo_rmv()
The bo is removed from the list at the top of radeon_vm_bo_rmv(), but then the list is used in radeon_vm_bo_update_pte() to look up the vm. remove the bo_list entry at the end of the function instead. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Jerome Glisse <j.glisse@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/radeon_gart.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 010dad8b66ae..c58a036233fb 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -597,13 +597,13 @@ int radeon_vm_bo_rmv(struct radeon_device *rdev,
if (bo_va == NULL)
return 0;
- list_del(&bo_va->bo_list);
mutex_lock(&vm->mutex);
radeon_mutex_lock(&rdev->cs_mutex);
radeon_vm_bo_update_pte(rdev, vm, bo, NULL);
radeon_mutex_unlock(&rdev->cs_mutex);
list_del(&bo_va->vm_list);
mutex_unlock(&vm->mutex);
+ list_del(&bo_va->bo_list);
kfree(bo_va);
return 0;