drm/nouveau: use NULL for pointer assignment.

Replace the use of 0 in the pointer assignment with NULL to address the
following sparse warning:
drivers/gpu/drm/nouveau/nouveau_hwmon.c:744:29: warning: Using plain integer as NULL pointer

Signed-off-by: Wambui Karuga <wambui.karugax@gmail.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nouveau_hwmon.c b/drivers/gpu/drm/nouveau/nouveau_hwmon.c
index d445c6f..1c3104d 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_hwmon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_hwmon.c
@@ -741,7 +741,7 @@ nouveau_hwmon_init(struct drm_device *dev)
                        special_groups[i++] = &pwm_fan_sensor_group;
        }
 
-       special_groups[i] = 0;
+       special_groups[i] = NULL;
        hwmon_dev = hwmon_device_register_with_info(dev->dev, "nouveau", dev,
                                                        &nouveau_chip_info,
                                                        special_groups);