drm/tegra: Fix return value

Return NULL instead of 0 in host1x_bo_lookup().

Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/gpu/host1x/drm/gr2d.c b/drivers/gpu/host1x/drm/gr2d.c
index aca72fc5e2a2b521a3206d767f40b7998454d260..7efd97b2aaa447d2635b72be45732587adc38dfb 100644 (file)
--- a/drivers/gpu/host1x/drm/gr2d.c
+++ b/drivers/gpu/host1x/drm/gr2d.c
@@ -84,7 +84,7 @@ static struct host1x_bo *host1x_bo_lookup(struct drm_device *drm,
 
        gem = drm_gem_object_lookup(drm, file, handle);
        if (!gem)
-               return 0;
+               return NULL;
 
        mutex_lock(&drm->struct_mutex);
        drm_gem_object_unreference(gem);