diff --git a/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c b/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
index 05eeff58a2297ba1ded091c83ca9caa858694124..de0426b0a1a44779e3eadfb426493d7bb2c66291 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
+++ b/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm.c
@@ -640,7 +640,7 @@ void hmm_vunmap(ia_css_ptr virt)
 		return;
 	}
 
-	return hmm_bo_vunmap(bo);
+	hmm_bo_vunmap(bo);
 }
 
 int hmm_pool_register(unsigned int pool_size,