The lsdc_bo_create() function can fail so add a check for that. Fixes: f39db26c5428 ("drm: Add kms driver for loongson display controller") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> --- drivers/gpu/drm/loongson/lsdc_ttm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/loongson/lsdc_ttm.c b/drivers/gpu/drm/loongson/lsdc_ttm.c index bb0c8fd43a75..bf79dc55afa4 100644 --- a/drivers/gpu/drm/loongson/lsdc_ttm.c +++ b/drivers/gpu/drm/loongson/lsdc_ttm.c @@ -496,6 +496,8 @@ struct lsdc_bo *lsdc_bo_create_kernel_pinned(struct drm_device *ddev, int ret; lbo = lsdc_bo_create(ddev, domain, size, true, NULL, NULL); + if (IS_ERR(lbo)) + return ERR_CAST(lbo); ret = lsdc_bo_reserve(lbo); if (unlikely(ret)) { -- 2.39.2