[PATCH] drm/tegra: vic: Handle tegra_drm_alloc() failure

From: Thierry Reding treding@nvidia.com

This function can return one of several errors in an ERR_PTR()-encoded pointer, so make sure to propogate those on failure.

Suggested-by: Robin Murphy robin.murphy@arm.com Signed-off-by: Thierry Reding treding@nvidia.com --- drivers/gpu/drm/tegra/vic.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index c5f4d2b13c43..7d2b719ed8d1 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -237,6 +237,8 @@ static int vic_load_firmware(struct vic *vic) return -ENOMEM; } else { virt = tegra_drm_alloc(tegra, size, &iova); + if (IS_ERR(virt)) + return PTR_ERR(virt); }

vic->falcon.firmware.virt = virt;