drm: Reduce scope of 'state' variable

Smaller scope reduces visibility of variable and makes usage of uninitialized variable less possible.

Changes in v2:
- separate declaration and initialization

---
 drivers/gpu/drm/drm_atomic.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

drivers/gpu/drm/drm_atomic.c +2 -1

index f32506a..5e0d1e1 100644
@@ -108,9 +108,10 @@ struct drm_atomic_state *
 drm_atomic_state_alloc(struct drm_device *dev)
 {
 	struct drm_mode_config *config = &dev->mode_config;
-	struct drm_atomic_state *state;
 
 	if (!config->funcs->atomic_state_alloc) {
+		struct drm_atomic_state *state;
+
 		state = kzalloc(sizeof(*state), GFP_KERNEL);
 		if (!state)
 			return NULL;

Signature · 6 lines

2.10.0


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Quoted 5 lines · Dawid Kurek

Smaller scope reduces visibility of variable and makes usage of uninitialized variable less possible.

Changes in v2:
- separate declaration and initialization

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