[PATCH 1/1 linux-next] drm/nouveau/disp: replace 0x0000 by NULL for pointer

[Fabian Frederick]

Fix sparse warning:
drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c:
815:32: warning: Using plain integer as NULL pointer

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
index 181a2d5..e5ba510 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
@@ -812,7 +812,7 @@ exec_lookup(struct nv50_disp_priv *priv, int head, int or, u32 ctrl,
 		case 0x00000900: type = DCB_OUTPUT_DP; mask = 2; break;
 		default:
 			nv_error(priv, "unknown SOR mc 0x%08x\n", ctrl);
-			return 0x0000;
+			return NULL;
 		}
 	}
 
-- 
2.1.0

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