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path: root/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
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Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c')
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c b/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
index 14537ab3d04b..358872393646 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
+++ b/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
@@ -272,6 +272,8 @@ void hmm_free(ia_css_ptr virt)
{
struct hmm_buffer_object *bo;
+ WARN_ON(!virt);
+
bo = hmm_bo_device_search_start(&bo_device, (unsigned int)virt);
if (!bo) {
@@ -284,9 +286,7 @@ void hmm_free(ia_css_ptr virt)
hmm_mem_stat.tol_cnt -= bo->pgnr;
hmm_bo_unbind(bo);
-
hmm_bo_free_pages(bo);
-
hmm_bo_unref(bo);
}