[PATCH] drm/tegra: fix warning PTR_ERR_OR_ZERO can be used

[Hariprasad Kelam <hariprasad.kelam@gmail.com>]

fix below warnings reported by coccicheck

/drivers/gpu/drm/tegra/drm.c:509:1-3: WARNING: PTR_ERR_OR_ZERO can be
used
./drivers/gpu/drm/tegra/gem.c:419:1-3: WARNING: PTR_ERR_OR_ZERO can be
used

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
 drivers/gpu/drm/tegra/drm.c | 6 ++----
 drivers/gpu/drm/tegra/gem.c | 5 +----
 2 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 0c5f1e6..0a8fcc1 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -506,10 +506,8 @@ static int tegra_gem_create(struct drm_device *drm, void *data,
 
 	bo = tegra_bo_create_with_handle(file, drm, args->size, args->flags,
 					 &args->handle);
-	if (IS_ERR(bo))
-		return PTR_ERR(bo);
-
-	return 0;
+	
+	return PTR_ERR_OR_ZERO(bo);
 }
 
 static int tegra_gem_mmap(struct drm_device *drm, void *data,
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index 4cce11f..6e27fc0 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -416,10 +416,7 @@ int tegra_bo_dumb_create(struct drm_file *file, struct drm_device *drm,
 
 	bo = tegra_bo_create_with_handle(file, drm, args->size, 0,
 					 &args->handle);
-	if (IS_ERR(bo))
-		return PTR_ERR(bo);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(bo);
 }
 
 static vm_fault_t tegra_bo_fault(struct vm_fault *vmf)
-- 
2.7.4