drm/radeon: use after free in radeon_vm_bo_add()

"bo_va" is dereferenced in the error message.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

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 8597d2c016e6..a97baf5c114f 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -494,10 +494,10 @@ int radeon_vm_bo_add(struct radeon_device *rdev,
                 }
                 if (bo_va->soffset >= tmp->soffset && bo_va->soffset < tmp->eoffset) {
                         /* bo and tmp overlap, invalid offset */
-                        kfree(bo_va);
                         dev_err(rdev->dev, "bo %p va 0x%08X conflict with (bo %p 0x%08X 0x%08X)\n",
                                 bo, (unsigned)bo_va->soffset, tmp->bo,
                                 (unsigned)tmp->soffset, (unsigned)tmp->eoffset);
+                        kfree(bo_va);
                         mutex_unlock(&vm->mutex);
                         return -EINVAL;
                 }